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Electronic Tools, Parts & Components

Build, repair, and innovate with confidence. Our Electronic Tools, Parts & Components collection is stocked with everything engineers, hobbyists, makers, and technicians need — from precision hand tools to essential electronic components and modules.

  • Soldering Tools & Accessories – Soldering irons, stations, flux, solder wire, and helping hands
  • Multimeters & Testing Equipment – Accurate measurement tools for voltage, current, and resistance
  • Resistors, Capacitors & Inductors – Core passive components for any circuit design
  • Microcontrollers & Development Boards – Arduino, ESP32, Raspberry Pi, and compatible modules
  • Sensors & Modules – Temperature, motion, humidity, IR, and more
  • Connectors, Wires & Cables – Jumper wires, breadboards, terminal blocks, and connectors
  • Power Supplies & Regulators – Bench power supplies, voltage regulators, and converters

Everything you need to prototype, repair, and create — shop Electronic Tools, Parts & Components at Syndmart.


  • Waveshare 1.3 Inch OLED Display HAT for Raspberry Pi Projects showing blue monochrome screen with USB cable and buttons, compact HAT for IoT and portable interfaces Waveshare 1.3 Inch OLED Display HAT for Raspberry Pi Projects - blue monochrome compact plug-in screen with buttons for IoT and portable interfaces

    Waveshare 1.3 Inch OLED Display HAT for Raspberry Pi Projects

    The Waveshare 1.3 inch OLED Display HAT offers a compact screen solution for Raspberry Pi enthusiasts. This HAT directly plugs into compatible Raspberry Pi boards, featuring a blue monochrome display with straightforward connectivity options. For hobbyists and developers, this HAT is useful in projects like portable interfaces, IoT devices, or simple gaming setups. It allows easy addition of visual feedback and controls, such as buttons and a joystick, to enhance interactivity without complex wiring. Blue 128x64 resolution display for clear, crisp visuals in small-scale applications. Multiple interfaces including 4-wire SPI, 3-wire SPI, and I2C, selectable via onboard resistor for flexible integration. Includes a 5-position joystick and three pushbuttons for intuitive user input. Comes with development resources and manuals, supporting Raspberry Pi and other platforms like Arduino or STM32. Operates at 3.3V, ensuring compatibility with low-power Raspberry Pi setups. SH1106 driver provides reliable performance for text and graphics display. This HAT fits well in educational projects or prototyping where space is limited and basic display needs are required, making it a practical choice for Raspberry Pi users exploring interactive designs.

    $29.77

  • MP3 Voice Broadcast Module with USB and Built-in Storage compact playback board with micro USB, audio jack, DIP switches and headers MP3 Voice Broadcast Module with USB and Built-in Storage - blue PCB voice playback module with USB, headphone jack, and DIP switches for DIY projects

    MP3 Voice Broadcast Module with USB and Built-in Storage

    This MP3 voice broadcast module provides audio playback functionality for electronic projects, supporting common formats like MP3 and WAV without the need for external storage. In practical applications, such as DIY security systems or interactive toys, it allows for easy voice announcements triggered by serial commands or IO inputs, helping streamline project integration and reduce complexity. Supports MP3 and WAV formats with sampling rates up to 48 KHz for clear audio output. Features 64Mbit onboard Flash memory, eliminating the need for memory cards. Includes a 5W Class D amplifier to directly drive 4-ohm speakers. Offers UART serial control for functions like play, pause, and volume adjustment. Provides IO trigger options for up to 255 tracks via 8 ports. Supports One Line single-bus control for simplified operations. With a compact size of about 4x3.5cm and 5V operation, this module fits well in space-constrained designs for hobbyists and developers building custom audio solutions.

    $23.47

  • Waveshare 7-Inch IPS Capacitive Touch Screen for Mini PCs showing Windows desktop, 1024x600 responsive display for Raspberry Pi projects Waveshare 7-Inch IPS Capacitive Touch Screen for Mini PCs angled view on stand showing 1024x600 display for Raspberry Pi projects

    Waveshare 7-Inch IPS Capacitive Touch Screen for Mini PCs

    The Waveshare 7-inch IPS capacitive touch screen provides a reliable display option for mini PCs and general computing needs. For developers and hobbyists, this screen works well in projects like Raspberry Pi setups, enabling interactive applications for education, prototyping, or embedded systems without complex installations. Features a 1024x600 hardware resolution, configurable up to 1920x1080 for flexible viewing options. Includes a toughened glass capacitive touch panel with 6H hardness for durable, responsive interaction. Supports single-touch on Raspberry Pi with Raspbian, Ubuntu, or WIN10 IOT, and five-point touch on Windows systems, all driver-free. Comes with a multi-language OSD menu for easy adjustments like brightness and contrast. Offers 3.5mm audio jack for HDMI output and optional VGA input via separate cable. Includes a high-quality PC case with adjustable tilt angles of 30 or 50 degrees for comfortable viewing. This screen fits setups requiring a compact, versatile display compatible with popular mini PCs like Raspberry Pi, BB Black, and Banana Pi, as well as standard desktops.

    $97.67

  • Mini Stereo Bluetooth Receiver for Wireless Audio Playback compact Bluetooth 5.0 adapter with volume knob, AUX and USB inputs for wired speakers Mini Stereo Bluetooth Receiver for Wireless Audio Playback compact module with volume knob, AUX in, USB port and 60mm PCB for upgrading wired speakers

    Mini Stereo Bluetooth Receiver for Wireless Audio Playback

    This mini stereo Bluetooth receiver allows you to stream audio wirelessly to your speakers, supporting multiple input sources for versatile playback options. Use it to upgrade your existing wired speakers for Bluetooth connectivity, ideal for home audio setups or portable systems where you want to play music from your phone, USB drive, or computer without tangled cables. Supports Bluetooth 5.0 for stable connections up to 15 meters, along with AUX, USB, and U-disk inputs for flexible audio sources. Delivers up to 100W output power, adjustable based on power supply voltage (5-24V) and speaker impedance (4-8 ohms), ensuring compatibility with a range of speakers from 20-200W. Includes built-in protections against overheating, overcurrent, and short circuits for reliable performance. Compact size of about 6x6x2.9 cm and lightweight at 66g, making it easy to integrate into various setups. Operates with stereo dual channels for balanced sound. This receiver fits well for users seeking a simple, space-saving solution to add wireless capabilities to their audio systems.

    $27.65

  • Waveshare 7-Inch IPS LCD Display Screen for Raspberry Pi showing Raspberry Pi desktop interface on a compact 7-inch IPS screen Waveshare 7-Inch IPS LCD Display Screen for Raspberry Pi showing touchscreen panel with ribbon cable and adapter board

    Waveshare 7-Inch IPS LCD Display Screen for Raspberry Pi

    The Waveshare 7-inch IPS LCD display provides a straightforward screen solution for Raspberry Pi enthusiasts looking to add visual output to their projects. In everyday use, this display suits scenarios like creating a custom interface for home automation systems or displaying media on a Raspberry Pi-based setup, offering a clear view without overwhelming the project's footprint. Features a 1024x600 resolution for detailed visuals on a 7-inch screen Directly connects via Raspberry Pi's DPI interface, supporting up to 60Hz refresh rate for smooth performance Compatible with Raspberry Pi models such as 2B, 3B, Zero, and Zero W, and operating systems like Raspbian and Ubuntu Includes backlight control to reduce power consumption during operation Compact design makes it easy to integrate into various DIY electronics projects Focuses solely on display functions, ensuring reliable output without additional features Light specifications include IPS technology for wide viewing angles and a size that fits neatly into space-constrained environments, making it a practical choice for hobbyists and developers working with Raspberry Pi boards.

    $58.69

  • Bluetooth Stereo Amplifier for Home Audio Playback - compact black amp board with large silver volume knob, USB and AUX inputs Bluetooth Stereo Amplifier for Home Audio Playback compact black micro amplifier with volume dial and USB input

    Bluetooth Stereo Amplifier for Home Audio Playback

    This Bluetooth stereo amplifier connects to various audio sources for enhanced home sound playback. It supports multiple inputs, making it a versatile option for everyday listening. For home audio setups, this amplifier works well with computers, USB drives, or Bluetooth devices, allowing you to stream music wirelessly or play files directly. It's ideal for improving sound from speakers in a living room or office, providing clear stereo output without complex wiring. Multiple inputs including Bluetooth 5.0, AUX, USB, and U-disk for flexible connectivity Dual stereo channels with output power up to 50W per channel, compatible with 4-8 ohm speakers rated 10-100W Operates on DC 5-24V power supply, with protection against overheating, overcurrent, and short circuits Compact size of about 6x6x2.9 cm and lightweight at 96g, easy to integrate into existing systems Transmission distance over 15 meters for Bluetooth, supporting wireless freedom Specifications include variable output based on power supply and speaker impedance, ensuring reliable performance. This amplifier fits users seeking a straightforward audio enhancement solution for home or personal use.

    $25.16

  • Waveshare 10.1-Inch Resistive Touch Screen for Raspberry Pi showing 1024x600 display with Windows desktop and USB touch connection Waveshare 10.1-Inch Resistive Touch Screen for Raspberry Pi showing 1024x600 display panel with resistive touch surface and mounting tabs

    Waveshare 10.1-Inch Resistive Touch Screen for Raspberry Pi

    The Waveshare 10.1-inch resistive touch screen provides a practical display option for Raspberry Pi projects, featuring a 1024 x 600 resolution for clear visuals. In everyday use, this screen suits applications like home automation interfaces or educational prototypes, where reliable touch input and direct connectivity simplify setup without needing extra cables. 1024 x 600 resolution for sharp, detailed output Resistive touch technology for accurate input with styluses or fingers Compatible with most Raspberry Pi models, supporting direct HDMI connection Includes drivers for seamless integration with Raspbian or Ubuntu Functions as a standard monitor via HDMI, though touch requires specific setup Backlight control to reduce power consumption during extended use This display fits well in tech projects for makers and students, offering a balance of functionality and ease of use for compact computing setups.

    $119.39

  • Waveshare 10.1 Inch Resistive Touch Screen LCD with Case for PCs displaying Raspberry Pi desktop, HDMI and USB connections Waveshare 10.1 Inch Resistive Touch Screen LCD with Case for PCs - black 10.1" resistive touchscreen display in protective case

    Waveshare 10.1 Inch Resistive Touch Screen LCD with Case for PCs

    The Waveshare 10.1 inch resistive touch screen LCD with case provides a practical display option for compatible devices. It features a high-resolution screen and straightforward connectivity, making it suitable for various computing setups. For users building Raspberry Pi projects or needing an additional monitor for Windows PCs, this LCD delivers responsive touch control and clear visuals. It integrates easily into development environments, allowing for interactive displays in education, prototyping, or daily computing tasks without requiring complex installations. 1280 x 800 resolution on an IPS screen for sharp, wide-angle viewing Resistive touch support with up to ten-point functionality on select systems, driver-free for ease of use HDMI interface for video output and USB for touch input, plus 5-level backlight adjustment for customizable brightness Compatible with Raspberry Pi (Raspbian, Ubuntu), Windows 10/8.1/8/7, Banana Pi, and BB Black Includes a protective case for added durability during portable use Light specifications include a 10.1 inch screen size, suitable for desk setups or mobile projects. This display fits hobbyists and developers seeking a reliable, versatile option for their tech endeavors.

    $192.53

  • VSELE Four-Hole Terminal Block for Wire Connections shown with three red-insulated wires plugged into the four-hole plug-in connector VSELE Four-Hole Terminal Block for Wire Connections plug-in 4-hole terminal block with three red wires inserted

    VSELE Four-Hole Terminal Block for Wire Connections

    The VSELE Four-Hole Terminal Block offers a practical solution for secure wire connections in electrical setups. Identified by its plug-in interface, it helps users manage multiple wire links efficiently. In everyday use, this terminal block suits tasks like wiring home appliances, DIY electronics projects, or low-frequency industrial applications, where reliable connections are needed without complex tools. Features four holes for connecting up to six cores, accommodating 0.75-4 square millimeter single-strand hard wires Constructed with tinned copper contacts for good conductivity and PA66 insulator for durability and heat resistance Compact size of 19.5x18.8x13.1mm, ideal for space-limited installations Rated for 400V voltage and 32A current, supporting up to 4KW power in low-frequency operations Produced via injection molding for consistent quality and ease of use Ensures stable connections that reduce the risk of loose wires in dynamic environments This terminal block fits scenarios where users need a straightforward, compact option for wire management, making it suitable for electricians and hobbyists alike.

    $18.19

  • Waveshare 10.1-Inch Resistive Touch Screen LCD with Case showing Windows desktop, resistive touch panel mounted in protective case Waveshare 10.1-Inch Resistive Touch Screen LCD with Case angled view showing screen, resistive touch panel and protective case

    Waveshare 10.1-Inch Resistive Touch Screen LCD with Case

    The Waveshare 10.1-Inch Resistive Touch Screen LCD with Case offers a practical display solution for various computing setups. This 10.1-inch screen features a resistive touch interface, making it suitable for interactive applications. In everyday use, it's ideal for Raspberry Pi projects, such as building custom interfaces for home automation or educational prototypes, or as a secondary monitor for Windows systems where simple touch input enhances productivity without complex setup. 1024 x 600 resolution for clear visuals in a compact size Driver-free operation with Raspberry Pi on Raspbian and Ubuntu, or Windows 10/8.1/8/7/XP for easy integration Multiple inputs including HDMI, VGA, and AV (CVBS) for versatile connectivity On-screen display menu for adjusting brightness, contrast, and power settings 100-level backlight adjustment to fine-tune visibility Upgradable firmware to support ongoing improvements This LCD fits well for developers and hobbyists needing a reliable, touch-enabled display that works across different devices, provided compatible cables are used.

    $173.93

  • Pack of 10 Wire Quick Connector Terminal Blocks for Wiring Connections - clear orange two-wire connector close-up Pack of 10 Wire Quick Connector Terminal Blocks for Wiring Connections clear plastic two-wire quick connector for DIY electrical repairs

    Pack of 10 Wire Quick Connector Terminal Blocks for Wiring Connections

    Wire quick connector terminal blocks provide a straightforward way to make secure electrical connections. This pack of 10 units is designed for various wiring tasks, offering dependable performance for everyday use. In scenarios like home DIY electrical repairs or professional installations, these connectors help streamline wire joining without the need for soldering, saving time and reducing errors in projects such as lighting setups or appliance wiring. Handles up to 32A current and 400V voltage for standard household and light industrial applications Accommodates 0.75-4 mm² single-strand hard wires for precise and stable connections Features cage wiring interface with tinned copper contacts for reliable conductivity Constructed with durable PC insulator material to withstand everyday use Compact dimensions of 19.5x9.2x13.1mm allow for easy installation in tight spaces Operates at low frequencies, suitable for non-high-speed electrical systems These terminal blocks fit well for electricians, hobbyists, or anyone tackling wiring projects that require safe, reusable connections without specialized tools.

    $17.52

  • Waveshare 7 Inch Capacitive Touch Screen LCD for Raspberry Pi showing 1024x600 IPS display with touch-enabled desktop interface Waveshare 7 Inch Capacitive Touch Screen LCD for Raspberry Pi showing 1024x600 IPS panel mounted on blue PCB for DIY projects

    Waveshare 7 Inch Capacitive Touch Screen LCD for Raspberry Pi

    This Waveshare 7-inch capacitive touch screen LCD serves as a versatile display option for Raspberry Pi and other mini-PCs, featuring a high-resolution 1024 x 600 IPS panel for clear visuals. In practical use, it's suitable for hobbyists and developers working on projects like custom interfaces, portable dashboards, or basic computer setups, where a compact, touch-enabled screen simplifies interaction and saves space. Capacitive touch support for precise, responsive input on Raspbian, Ubuntu, or Windows 10 IoT HDMI connectivity allows it to function as a standard monitor for various mini-PCs, including Raspberry Pi models Energy-efficient design with adjustable backlight to reduce power consumption during long sessions Driver-free operation in many cases, easing setup for beginners Five-point touch capability when used with Windows, enhancing multi-touch applications Compact 7-inch size fits well in tight spaces for mobile or embedded projects This display fits setups requiring a reliable, affordable screen for educational, prototyping, or everyday computing tasks with compatible hardware.

    $75.44

  • Waveshare 7 Inch Capacitive Touch Display for Raspberry Pi showing desktop interface, 800x480 capacitive touchscreen for embedded projects Waveshare 7 Inch Capacitive Touch Display for Raspberry Pi - 7" 800x480 capacitive touchscreen for Raspberry Pi projects and embedded interfaces

    Waveshare 7 Inch Capacitive Touch Display for Raspberry Pi

    The Waveshare 7-inch capacitive touch display provides a practical screen option for Raspberry Pi and other mini-PCs. With an 800 x 480 resolution, it delivers clear visuals for various applications. This display works well for embedded projects, like creating custom interfaces for IoT devices or portable computing setups. It integrates easily with Raspberry Pi for activities such as programming and prototyping, offering straightforward touch interaction without additional drivers. 800 x 480 resolution for sharp, detailed images Capacitive touch control supporting single or multi-touch, depending on the device Compatibility with Raspberry Pi, BeagleBone Black, and as a standard HDMI monitor Supports operating systems like Raspbian, Ubuntu, and Windows 10 IoT Backlight control to reduce power consumption Compact 7-inch size, making it portable for on-the-go use For developers and hobbyists, this display fits needs for reliable, versatile visual output in small-scale computing environments.

    $77.43

  • Pack of 10 Fast Wire Connector Terminals for Electrical Wiring — clear compact push-in connector joining two wires for quick home electrical repairs Pack of 10 Fast Wire Connector Terminals for Electrical Wiring, clear universal 3-port connector joining two red wires for quick tool-free electrical connections

    Pack of 10 Fast Wire Connector Terminals for Electrical Wiring

    Fast wire connector terminals offer a straightforward solution for electrical wiring tasks, available in a pack of 10 for efficient connections. In everyday scenarios, such as home renovations or electronics repairs, these connectors help users quickly join wires without tools, reducing the risk of errors and saving time on projects like installing lights or fixing appliances. Compact dimensions of 19.5x18.8x13.1mm allow for use in confined spaces. Rated for 400V and 24A, supporting common electrical demands up to 4KW. Features copper contacts for reliable conductivity and PC/PA66 insulators for durability. Plug-in interface (type 773-104) enables easy, tool-free installation. Designed for 0.75-2.5 mm² single-strand hard wires, ensuring secure fits. Simple design minimizes stripping or twisting, promoting safer wiring practices. This product suits DIY enthusiasts and professionals seeking dependable, user-friendly options for routine electrical work.

    $17.57

  • Waveshare 5 Inch HDMI Touch Screen Display for Raspberry Pi showing Raspberry Pi desktop and HDMI cable connected Waveshare 5 Inch HDMI Touch Screen Display for Raspberry Pi mounted on standoffs showing touchscreen and HDMI connector

    Waveshare 5 Inch HDMI Touch Screen Display for Raspberry Pi

    The Waveshare 5 Inch HDMI Touch Screen Display provides a straightforward way to add interactive visuals to your Raspberry Pi setup. With its compact design, it supports clear output for various projects, from prototyping to educational tools. For hobbyists and developers, this display works well in scenarios like building a portable media player or a custom control interface, allowing direct connection to compatible Raspberry Pi models for quick integration and responsive touch input. 800 x 480 resolution delivers sharp images for detailed viewing Resistive touch control enables accurate navigation without additional hardware Direct HDMI connection simplifies setup with most Raspberry Pi versions (excluding Pi 1 Model B and Pi Zero, which may need an adapter) Provided drivers ensure compatibility with Raspbian or Ubuntu, easing software integration Adjustable backlight helps reduce power use during extended sessions High-quality immersion gold surface plating offers durable performance Light specifications include a 5-inch screen size, making it a practical fit for users needing a reliable, space-efficient display for Raspberry Pi applications.

    $68.37

  • 35A Diode Bridge Rectifier for Motorcycle Electrical Applications - KBPC3510 metal bridge rectifier shown with four terminals and mounting hole 35A Diode Bridge Rectifier for Motorcycle Electrical Applications - KBPC3510 metal case rectifier for stable battery and lighting voltage

    35A Diode Bridge Rectifier for Motorcycle Electrical Applications

    The KBPC5010 diode bridge rectifier offers a reliable option for motorcycle electrical systems, handling up to 35A of current to convert alternating current to direct current. In motorcycle applications, this rectifier helps maintain steady voltage for the battery and lights, especially during rides where engine speed varies. It can be used in wiring repairs or upgrades to ensure components receive consistent power without fluctuations. Supports a mean on-state current of 35A for demanding electrical loads Designed specifically for motorcycle use, fitting common alternator setups Compact dimensions of 8cm x 8cm x 3cm for easy mounting in tight spaces Lightweight at 0.1kg, reducing added weight to your vehicle Model KBPC5010 ensures compatibility with standard bridge rectifier requirements Light specifications include a package size of 8cm x 8cm x 3cm and weight of 0.1kg. This rectifier fits well in maintenance tasks for riders seeking dependable electrical performance in their motorcycles.

    $17.56

  • Waveshare 3.5 Inch TFT Touch Screen Display for Raspberry Pi Projects — resistive touch display showing Raspberry Pi desktop and icons Waveshare 3.5 Inch TFT Touch Screen Display for Raspberry Pi Projects - compact resistive touch module for portable Pi interfaces

    Waveshare 3.5 Inch TFT Touch Screen Display for Raspberry Pi Projects

    The Waveshare 3.5 Inch TFT Touch Screen Display offers a straightforward way to add interactive capabilities to your Raspberry Pi projects. This compact screen features a resistive touch interface, making it easy to integrate into various setups without extra hardware. In practical use, this display suits hobbyists and developers working on portable devices, such as custom interfaces for home automation or educational prototypes. It allows for touch-based interactions, like capturing photos directly from the Raspbian system, reducing the need for external keyboards or mice. 320x480 resolution with an 8:5 aspect ratio for clear visuals on a 3.5-inch screen Directly compatible with all Raspberry Pi revisions, including provided drivers for seamless Raspbian or Ubuntu integration Resistive touch control enables precise input for software like camera modes or on-screen keyboards Immersion gold surface plating ensures durability and reliable performance Compact size that fits perfectly with Raspberry Pi boards, minimizing setup space Supports up to 17 camera modes via touch, enhancing photography projects This display fits well in scenarios requiring an affordable, plug-and-play solution for interactive Raspberry Pi applications, such as prototyping or learning environments.

    $45.35

  • Wireless Bluetooth Foot Pedal for Hands-Free Device Control - blue dual-pedal with yellow foot pads for video editing, gaming, sewing and PC shortcuts Wireless Bluetooth Foot Pedal for Hands-Free Device Control - blue dual yellow pedal for hands-free computer and tablet shortcuts

    Wireless Bluetooth Foot Pedal for Hands-Free Device Control

    The Wireless Bluetooth Foot Pedal provides hands-free control for devices, allowing you to operate computers, tablets, or smartphones without touching the keyboard. In practical scenarios, such as video editing, gaming, or managing equipment like sewing machines, it enables you to trigger custom shortcuts with a simple foot press, freeing your hands for other tasks and improving workflow efficiency. Dual connectivity options: USB cable for wired setup or Bluetooth for wireless pairing with compatible devices. Customizable keyboard shortcuts: Program single keys or combinations like "Ctrl + Alt + P" using included software for personalized use. Ergonomic and sturdy design: Features a solid build with good weight for stability and comfortable foot operation during extended sessions. Wide compatibility: Works with PCs, iPads, Android tablets, and smartphones, making it versatile for various applications. Easy configuration: Downloadable software simplifies setting up functions for quick integration into your workflow. This foot pedal fits users in fields like medical equipment operation, crafting, or office work who need reliable, hands-free solutions to enhance productivity and reduce physical strain.

    $59.85

  • Digital LCD Timer Relay Module for Automated Device Control with blue LCD, relay, and push buttons for automating lights, pumps, and motors Digital LCD Timer Relay Module for Automated Device Control showing LCD screen, relay, and terminal blocks for automating lights and pumps

    Digital LCD Timer Relay Module for Automated Device Control

    This digital LCD timer relay module serves as a reliable tool for controlling automated devices, offering precise timing and switching capabilities. It features a clear LCD screen to display settings and status, making it straightforward for various applications. In everyday use, this module can manage tasks like automating lights, pumps, or motors in home or industrial settings. For instance, it's useful for scheduling operations in smart home systems or machinery control, where accurate timing and easy parameter adjustments enhance efficiency without unnecessary complexity. Clear LCD display shows current mode and parameters for easy monitoring. Supports high/low level triggers and switch control, compatible with a range of devices up to DC 30V 5A or AC 220V 5A. Wide voltage input from 6-30V, plus micro USB 5V option, for versatile power sources. Includes an emergency stop button and reverse polarity protection for added safety. Features sleep mode to conserve energy by dimming the display after inactivity. Parameters are independently set and retained even after power loss. With dimensions of 8.0 x 3.8 x 1.9 cm and a lightweight 36g design, it fits well in compact setups for hobbyists or professionals needing dependable automation solutions.

    $20.55

  • TTGO Black PVC Protective Case for T-Camera Module front view showing cutouts for screen, buttons and camera access TTGO Black PVC Protective Case for T-Camera Module showing front panel openings for display, lens and buttons, durable dust-resistant protective shell

    TTGO Black PVC Protective Case for T-Camera Module

    The TTGO Black PVC Protective Case is a straightforward accessory designed to safeguard your T-Camera Module from everyday risks. For users handling T-Camera Modules in field work, travel, or daily setups, this case provides essential shielding against dust and minor impacts, while allowing easy access to key features for seamless operation. Constructed from durable PVC material for reliable protection without adding bulk. Equipped with a small rope hole to facilitate easy carrying and attachment to bags or straps. Includes a dedicated microphone wiring port to maintain functionality during use. Comes with four screws for secure installation on the module. Offers defense against scratches and environmental debris to help maintain device integrity. Lightweight and in black color, it fits the T-Camera Module precisely, making it suitable for tech hobbyists and professionals seeking basic, practical protection.

    $22.11

  • Automatic 5V Water Level Control Module for Tank Pumping - compact relay board with screw terminals for tank, pump auto-on/off, 5V control Automatic 5V Water Level Control Module for Tank Pumping board with relay, screw terminals and capacitor for automatic tank pump control

    Automatic 5V Water Level Control Module for Tank Pumping

    This Automatic 5V Water Level Control Module offers a straightforward solution for monitoring and managing water levels in tanks. In everyday use, it's helpful for scenarios like maintaining water in aquariums, rainwater collection systems, or small-scale irrigation, where it activates pumping automatically when levels drop below a set point, helping prevent dry runs or overflows without manual intervention. Automatically starts pumping when water level drops below the B probe for consistent operation. Stops pumping once the level reaches the C probe, promoting efficient water use. Compact size of 5 x 4.4 x 1.8 cm makes it easy to install in tight spaces. Operates on 5V power, suitable for low-voltage applications. Lightweight at 24g, with simple wire connections for the A, B, and C probes. Stable performance ensures reliable detection with ordinary wires. Light specifications include a net weight of 24g and compatibility with standard wiring setups. This module fits well in DIY projects or basic automation needs for hobbyists and homeowners seeking dependable water level control.

    $19.44

  • Wireless Remote Control System for Device Switching and Operation white receiver module and black two-button key fob remote for garage gates and locks Wireless Remote Control System for Device Switching and Operation compact receiver module held in hand, 50–100m range

    Wireless Remote Control System for Device Switching and Operation

    The Wireless Remote Control System offers a practical solution for remotely switching and operating various devices, acting solely as a connector in existing circuits without providing power output. In everyday applications, such as controlling garage doors, electronic gates, or vehicle central locking systems, it integrates easily with devices that have their own power sources, allowing for reliable operation in setups like TV, motors, or security systems. Facilitates wireless control for starting, stopping, or toggling devices to meet specific needs. Ensures compatibility by requiring no additional voltage, making it safe for parallel wiring with 24V systems. Supports diverse uses, including electric doors, windows, curtains, and RC applications. Features a lightweight, portable design for hassle-free installation in various environments. Adapts to special control procedures for customized setups without complicated modifications. Simplifies user experience with straightforward wiring and operation. This system suits individuals or professionals needing dependable remote switching for home automation or light industrial tasks.

    $27.94

  • 12V Automatic Water Level Control Switch for Tanks compact relay board showing terminals and 12V relay for tank pump control 12V Automatic Water Level Control Switch for Tanks compact PCB module with relay and terminal blocks for tank pump control

    12V Automatic Water Level Control Switch for Tanks

    The 12V Automatic Water Level Control Switch is a compact device designed for monitoring and managing water levels in tanks. In practical use, this switch connects to a pump system, automatically activating pumping when the water level drops below a set point and stopping it once the desired level is reached, helping to prevent overflows or dry runs in applications like home water storage or small irrigation setups. Operates on 12V DC, making it compatible with standard low-voltage systems. Compact size of 5 x 4.4 x 1.8 cm and lightweight at 24g, allowing for easy installation in tight spaces. Features three sensing probes (A, B, C) with 5cm exposed wire ends for straightforward wiring and level detection. Simple operation: Pumps water when the level is below the B probe and stops at the C probe, promoting efficient water management. Stable performance suitable for various liquid level control tasks. Easy to integrate with ordinary wires, reducing setup complexity for DIY projects. This switch fits well in scenarios requiring basic, reliable automation for water tanks, ideal for hobbyists or small-scale users seeking straightforward level control solutions.

    $19.44

  • 5V Time Relay Module for Automated On/Off Switching and Timing Control - 5V DC relay board with LED display and push-button timing controls 5V Time Relay Module for Automated On/Off Switching and Timing Control - green PCB with digital display, relay, VCC/GND terminals and four push buttons

    5V Time Relay Module for Automated On/Off Switching and Timing Control

    This 5V time relay module offers reliable automated on/off switching and timing control for various electronic projects. It operates on a DC 5V supply, allowing precise timing adjustments to manage devices efficiently. In everyday applications, such as home automation or DIY electronics, this module helps control lights, motors, or appliances by setting exact delays, ensuring tasks run at scheduled times without manual intervention. Features 27 versatile working modes for diverse timing needs, adjustable from 0.01 seconds to 999 minutes. Relay output isolated up to 10A, safely handling both low-voltage circuits and 220V lines. Trigger options include voltage signals (5-30V DC) or a simple button press for flexibility. Compact size of 63 x 42 x 20mm, making it easy to integrate into tight spaces. Intuitive controls for setting parameters, including time adjustments and decimal point positioning for accuracy. Display can be toggled on or off for energy efficiency during operation. Light specifications include a DC 5V supply voltage and 10A relay control current. This module fits well for electronics enthusiasts, hobbyists, and professionals seeking dependable timing solutions in automation setups.

    $20.49