DIY Parts & Components

The HJ Digital Servo and ESC Consistency Tester is a practical tool for RC hobbyists, allowing precise evaluation of servo and ESC performance. In use, this tester helps identify issues in RC vehicles or drones by simulating signals and checking servo responses, ensuring components work reliably during setup or maintenance. Supports synchronization of up to 4 servos for comparative testing Offers 2-microsecond accuracy to detect subtle signal changes Includes PPM signal testing with real-time display for input and output Features multiple modes: manual for adjustments, neutral for centering, and automatic for cycles Provides options for 50Hz analog and 125Hz/250Hz digital signals via easy button selection Requires DC 5-6V input and outputs signals from 800-2200 microseconds This tester fits well for RC enthusiasts seeking accurate diagnostics to troubleshoot and optimize their models effectively.

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These four-blade plastic propellers are practical components for toy models and scientific experiments, available in a 100-pack for versatile use. In everyday scenarios, such as building wind-powered toys or conducting classroom physics demos, they provide a reliable option for attaching to axles and motors, helping users create functional prototypes without complications. Made from lightweight plastic via injection molding for consistent quality Features smooth, rounded edges to minimize risk of hand injuries during assembly Each propeller has a diameter of about 57mm and weighs roughly 2g, making them easy to handle Includes a 1.95mm inner hole for a secure fit on standard 2mm shafts Compatible with various axles and motors for toy assembly or experimental setups Offers durability for repeated use in educational or hobby projects They suit beginners and enthusiasts alike for tasks requiring affordable, safe parts that integrate seamlessly into model building.

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Replacement propeller blades for Autel EVO II and EVO II Pro drones offer a practical solution for maintaining your device's performance. In everyday use, these blades help drone pilots replace worn or damaged parts quickly, ensuring smoother flights during aerial photography, surveying, or recreational flying without interrupting your workflow. Made from durable PC material for enhanced toughness and aerodynamic efficiency Designed to reduce power consumption, supporting longer flight times Features a quick-release mechanism for easy installation—just press and rotate for a secure fit in seconds Precisely engineered for compatibility with Autel EVO II and EVO II Pro models Compact size of 23 x 2.5 x 0.9 cm, making them easy to store and transport Includes two pairs per pack to cover multiple needs These blades fit seamlessly into your drone maintenance routine, providing reliable performance for users who prioritize efficiency and ease.

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The MOC Technology Power Group provides motors and power units compatible with building block systems, allowing for dynamic mechanisms in DIY projects. These components are useful for adding motion to creations like robots, vehicles, or automated structures, enhancing hands-on learning and experimentation with building blocks. Offers various working voltages from 4.5V to 9V for flexible power options. Features speeds ranging from 200-580 RPM and torques up to 2.8kg to suit different project needs. Includes overload protection and switch controls on select models for safer operation. Compatible with independent plug components and building block technologies for easy integration. Power via battery boxes, lithium batteries, or AA/AAA batteries (not included), with running times over 72 hours. Lightweight designs from 33.5g to 73.9g for minimal added bulk. This power group fits well in educational settings or hobbyist endeavors where reliable, basic motor functions are needed for building block assemblies.

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This steering gear serves as a reliable component for 450 RC model aircraft swashplate control, combining plastic and metal materials for balanced performance. In practice, it's useful for hobbyists building or maintaining RC models, providing precise angle adjustments to enhance control during flight maneuvers, such as stabilizing the swashplate in helicopters or steering in cars and boats. Constructed from durable plastic and metal, weighing just 12 grams for minimal added bulk Operates on DC 4.8V to 7.2V with a 1520us/333Hz frequency, supporting angles from 60 to 300 degrees for versatile applications Offers controllable angles up to 300 degrees and continuous 360-degree rotation, ideal for dynamic movements in models or robotics Features an optimized gear structure that reduces height and improves durability without compromising strength Includes pulse width settings from 500-2500us, allowing fine-tuned speed and torque adjustments Suitable for various uses including RC cars, aircraft, ships, and industrial projects This gear fits well in setups requiring lightweight, adaptable components, making it a practical choice for RC enthusiasts and model developers seeking reliable control options.

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The Waveshare USB to RS485 Converter is a compact device designed for reliable industrial data transfer, connecting USB interfaces to RS485 networks. In industrial settings like factory automation or remote sensor monitoring, it facilitates stable communication over long distances, helping users transmit data efficiently without manual intervention, even in challenging environments. Enables USB to RS485 conversion with original FT232RL and SP485EEN chips for fast, stable performance and broad compatibility. Incorporates built-in protections like TVS diodes, ESD safeguards, and a self-recovery fuse to handle surges and electrostatic discharge. Features three LED indicators for easy monitoring of power and data transmission status. Supports baud rates from 300 to 921600 bps, with automatic direction control and up to 32 nodes via point-to-multipoint setup. Includes a USB-A connector and screw terminal for straightforward setup, with a transmission distance of up to 1200 meters at lower rates. This converter suits professionals in industrial control or data acquisition who need dependable, protected connectivity for their equipment.

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The Waveshare 5.5 inch capacitive AMOLED touch screen delivers a high-resolution display for tech enthusiasts and developers. It features a toughened glass cover for added protection, making it a practical choice for interactive projects. This screen suits various applications, such as building custom interfaces for Raspberry Pi setups or using it as a secondary monitor for Windows devices. It handles tasks like software development, media playback, or educational demos with responsive touch controls. 1080x1920 resolution for clear, detailed visuals with high contrast and wide color gamut Capacitive touch panel with 6H hardness, supporting five-point touch for precise interactions Driver-free compatibility with Raspberry Pi (Raspbian, Ubuntu) and Windows 10/8.1/8/7 Built-in 3.5mm audio jack for HDMI audio output M2.5 screw holes for straightforward mounting in DIY projects Includes essential cables and adapters for easy setup This display fits well in compact, portable systems where vivid imagery and durability are key, enhancing user experiences in educational or prototyping environments.

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The Waveshare Solar Power Manager is a compact device designed to handle solar energy input and battery charging for various low-power applications. It supports recharging of 3.7V Li-po batteries through compatible solar panels or USB TYPE-C, while delivering a stable 5V/3A output. In practical use, this manager suits scenarios like remote IoT sensors or environmental monitoring setups, where it efficiently captures solar power to maintain device operation without frequent battery replacements or wired power sources. Features MPPT function to optimize solar panel efficiency and adapt to varying light conditions Allows flexible recharging from 6V~24V solar panels or USB TYPE-C adapters for versatile power options Includes multi-protection circuits against overcharge, over-discharge, and overheating for reliable performance Equipped with status LEDs and an MPPT SET switch for easy monitoring and efficiency adjustments Supports fast charging protocols like PD, QC, and others for compatible devices Light specifications include compatibility with standard solar panels and a PH2.0 battery connector. It fits well for hobbyists and developers working on sustainable, low-power projects needing stable energy management.

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The Waveshare WAVEGO is a bionic dog-like robot, offering a flexible platform for robotics exploration with its 12-degree-of-freedom design and compact structure. For users interested in prototyping or education, the WAVEGO serves as a practical tool for testing motion algorithms, integrating computer vision, or developing AI behaviors, using its ESP32 controller for efficient gait generation and optional Raspberry Pi attachment for advanced functions. 12-DOF multi-connecting rod legs for enhanced stability and torque efficiency Front camera and 9-axes motion tracker for real-time environmental sensing RGB indicator for visual feedback during operation Open-source software with Web application support for multi-platform programming Aluminum alloy and nylon construction, weighing 465g for easy handling Compatibility with ESP32 and Raspberry Pi for scalable computing tasks Dimensions stand at 218mm length, 116mm width, and 152mm height when upright, making it suitable for tabletop use by hobbyists, students, and developers seeking a versatile robotics kit.

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The Waveshare PoE UPS Base Board provides essential power management for Raspberry Pi Compute Module 4 setups, ensuring reliable operation in various projects. In scenarios like remote IoT devices or edge computing, this board maintains system uptime by automatically switching to battery power during outages, helping prevent data loss and ensuring continuous performance. Offers uninterruptible power supply with parallel 18650 batteries for seamless failover. Supports multiple power inputs: USB, wide voltage DC (7-36V), and PoE for flexible connectivity. Includes safe circuit protections against overcharge, overcurrent, and short circuits. Allows real-time monitoring of battery status via I2C for proactive management. Features Gigabit Ethernet, multiple USB ports, and expansion options like M.2 slots. Comes with MIPI DSI/CSI ports and HDMI outputs for enhanced connectivity. With dimensions of 175mm x 108mm, it's compact and fits well in development environments for users building stable, power-resilient Raspberry Pi CM4 projects.

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This adapter facilitates compatibility between the Raspberry Pi CM4 module and older 3B or 3B+ boards, allowing for seamless integration of newer hardware. For users with existing Raspberry Pi projects, this adapter offers a practical way to upgrade performance by swapping in a CM4 module, while retaining familiar connectivity options for continued development or prototyping. Standard CM4 connector supports CM4 Lite or eMMC series boards with a Quad Core Cortex A72 64-bit processor for enhanced computing capabilities. Compatible with Raspberry Pi 3B and 3B+ interfaces, ensuring easy replacement without major setup changes. Onboard headphone jack extended from USB for audio output in various applications. Four USB ports supporting USB 2.0 and 1.1 for connecting peripherals like keyboards, mice, or storage devices. RJ45 Gigabit Ethernet port with 10/100/1000 M adaptive speeds for reliable network connections. Onboard PoE header for adding power-over-Ethernet functionality through compatible HATs. This solution fits well for electronics enthusiasts, educators, or developers needing to extend the life of their 3B/3B+ setups with modern upgrades.

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The Waveshare Din Rail RS485 to RJ45 Serial Server enables straightforward conversion between RS485 serial connections and Ethernet networks, supporting PoE for added convenience. In industrial settings, this server helps upgrade legacy RS485 devices to IP-based systems, allowing for efficient data transmission in applications like Modbus grids or device monitoring, without disrupting existing setups. Bidirectional transparent data transmission between RS485 and Ethernet for reliable communication. PoE functionality to simplify installation by delivering power over the Ethernet cable. Supports multiple modes including TCP server, client, UDP, and multicast for flexible network integration. Wide operating temperature range from -40 to 85 degrees Celsius, suitable for harsh environments. Easy Din Rail mounting for secure and space-efficient setup in control panels. Light specifications include a 9-24V power supply and baud rates from 300 to 115200 bps. This server fits well for engineers and technicians needing to bridge serial and network devices in automation or IoT projects.

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The Waveshare AlphaBot2 is a robot kit designed for use with Arduino-compatible controllers, offering a straightforward way to explore robotics projects. It includes essential functions like line tracking and obstacle avoidance, making it suitable for educational and hobbyist applications. For beginners or students, this kit simplifies building and programming robots. Use it to create projects that involve navigating paths, detecting objects, or remote control via infrared or Bluetooth, helping develop skills in electronics and coding without the need for soldering or complex wiring. Modular 2-layer design for easy assembly and stability Integrated 5-channel infrared sensor for precise line tracking TB6612FNG motor driver for efficient, low-heat operation with N20 metal gear motors Onboard RGB LEDs for visual feedback and a 0.96-inch OLED display for monitoring Compatibility with Arduino boards and add-ons like ultrasonic sensors No messy wiring required; components snap together quickly This kit fits those new to robotics, providing practical tools for hands-on learning and experimentation with real-world sensors and controls.

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The Waveshare Solar Power Management Module handles power from 6V to 24V solar panels, enabling efficient charging of 3.7V lithium batteries via solar input or USB, while providing a regulated 5V/1A output for connected devices. In practical scenarios, this module suits outdoor IoT setups or portable projects, where it manages solar energy effectively, ensuring stable power supply even in varying light conditions, and helps prevent battery damage through built-in safeguards. MPPT function to optimize solar panel efficiency for better energy harvesting Multiple input options: solar panel, DC jack, or USB for flexible charging Two 5V output interfaces, including USB, for easy device connectivity LED indicators to monitor solar input and battery status in real time Comprehensive protections against overcharge, overdischarge, and overheating Compact design with 14500 battery holder and various connectors for versatility With dimensions of 65.2mm x 56.2mm x 22.9mm, it fits well in space-constrained applications like remote sensors or off-grid electronics for hobbyists and engineers seeking reliable power management solutions.

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The Waveshare Stereo Audio Module offers a straightforward audio solution based on the WM8960 chip, enabling music playback and sound recording in various projects. This module suits DIY electronics enthusiasts looking to add audio functionality to devices like microcontrollers or embedded systems. For instance, use it to record voice memos or play music through speakers in a custom gadget, simplifying integration without complex setups. Integrates a high-quality MEMS silicon microphone for clear sound recording. Includes a standard 3.5mm jack for connecting external earphones with a mic. Features dual-channel speaker outputs to directly drive speakers at up to 1W per channel. Supports multiple audio sampling rates like 8kHz to 48kHz for versatile applications. Provides sound effect options such as stereo and 3D surrounding for enhanced audio experiences. Comes with development resources, including STM32 examples, to ease programming. Key specs include a 3.3V operating voltage, I2C control, and I2S audio interface. This module fits well in projects requiring reliable, low-power audio handling for hobbyists and developers.

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The Waveshare 4G/3G HAT is a connectivity module for Raspberry Pi, utilizing the SIM7600E-H chip to provide 4G, 3G, and GNSS capabilities, primarily for users in Europe and Asia. This HAT suits various projects, such as building IoT devices for remote monitoring, enabling GPS tracking in outdoor applications, or adding wireless communication to Raspberry Pi setups for data transfer and SMS functionality. Compatible with Raspberry Pi models including Zero, 2B, 3B, and 3B+ Supports dial-up, SMS, MMS, TCP, UDP, and HTTP for versatile communication Includes GPS, BeiDou, and Glonass for accurate positioning Features onboard USB interface and audio jack for easy testing and calls LED indicators for status monitoring and adjustable baud rates up to 4Mbps Breakout pins for integration with other boards like Arduino With support for specific bands in Europe and Asia, this module offers reliable wireless options for developers focused on location-based or internet-dependent projects.

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The Waveshare RS485 to Ethernet Converter bridges RS485 serial devices with Ethernet networks, offering a reliable way to extend communication in various setups. In industrial environments, this converter helps integrate legacy RS485 equipment into modern IP-based systems, such as monitoring sensors or controlling machinery remotely, without needing complex rewiring. Features a 32-bit ARM processor for efficient data handling and upgradable firmware for future improvements. Supports 10/100M Ethernet with auto-detection, ensuring compatibility with standard network cables. Configurable RS485 baud rates from 600bps to 230.4Kbps, with options for parity and data bits. Offers multiple operating modes including TCP Server, Client, UDP, and HTTPD for versatile connectivity. Includes customizable packets for maintaining connections and distinguishing devices. Comes with a 5V power adapter for straightforward setup. Specifications include a compact size of 69.65 x 63.59 x 25.47mm and compatibility with Windows and Linux systems via provided software tools. This device fits well for professionals in automation, IoT, or networking who need stable, configurable serial-to-Ethernet conversion.

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This set of 10 micro USB lithium battery charger boards offers a straightforward solution for charging single-cell lithium batteries. Each board features a micro USB input for easy connection to standard phone chargers, making it ideal for small-scale projects. For hobbyists working on electric toys or DIY electronics, these boards provide reliable charging without complex setups. Simply connect the battery, and the board handles the process, ensuring safe operation by monitoring voltage and current. Micro USB input with 5V, 1A power supply for convenient charging from common adapters Automatic cut-off at 4.2V to prevent overcharging Over-discharge protection at 2.5V and overcurrent safeguard up to 3A Compact size of 2.6x1.7cm, perfect for space-limited applications Supports up to 1000mA charging current for efficient energy replenishment Additional wiring points for custom DIY integrations These boards suit users needing dependable battery management in portable devices or prototypes, helping maintain battery health and extend device longevity.

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This compact Bluetooth decoder board provides essential audio functionality for a range of DIY projects and devices. Designed for straightforward integration, it handles music playback, calls, and more with reliable performance. In everyday use, this board suits applications like upgrading speakers in tricycles, vans, or portable systems. It allows seamless switching between Bluetooth streaming, FM radio, or external sources, making it practical for hands-free calls and high-quality music on the go. Supports dual decoding for MP3, WMA, WAV, FLAC, and APE formats for versatile audio playback Enables Bluetooth 5.0 connectivity with up to 20-meter range for stable wireless pairing Includes FM radio tuning from 87.5MHz to 108MHz for additional listening options Features three-button control for easy volume adjustment and auto functions Accepts inputs from SD cards, USB drives, and auxiliary sources for flexible media access Offers 2x3W amplification compatible with 4-ohm speakers With dimensions of 71x22mm and a DC 5V power requirement, it fits neatly into space-constrained setups. This board is a solid choice for users seeking a multi-functional audio solution for custom electronics projects.

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The WiFi Wireless Thermostat Control Switch enables remote management of home temperatures through a wireless connection, offering options for digital displays or app-based control. In everyday use, this switch helps maintain comfortable environments in homes or small spaces by allowing users to adjust settings via smartphone, such as scheduling heating cycles or responding to temperature alerts, particularly useful for those away from home or managing multiple zones. Temperature control functions with options for digital tube or LCD displays, including manual override for on/off operations. Remote capabilities via 2.4GHz WiFi, supporting timing, delays, and cycles for automated routines. Cloud-based temperature logging with WeChat and email notifications for monitoring changes or alerts. Passive relay output for controlling DC or AC voltages up to 7A, powered by DC6-30V or USB. Local buzzer alarms for immediate feedback on temperature events. Compact sizes ranging from 65x33mm to 79x43x27mm, with weights between 30g and 53g for easy installation. This product fits users with basic electronics knowledge seeking reliable, wireless solutions for temperature regulation in residential or light commercial settings.

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The Flipper Zero External Module is an accessory designed to extend wireless remote control functionality for compatible devices. This module suits scenarios involving smart home systems, remote controls, and wireless sensors, where enhanced signal range is needed. For instance, it helps electronics hobbyists and engineers achieve better connectivity in their projects by improving transmission distances. Increases the 433MHz transmission and reception range for more reliable wireless communication. Allows users to replace the high-gain antenna themselves for customized setups. Supports a variety of devices and applications in wireless technology fields. Features a compact design measuring 36x67mm, making it easy to integrate without adding bulk. Versatile for use in subGHz frequency bands commonly found in remote controls and sensors. With its practical enhancements, this module fits well for creators and professionals exploring wireless communication projects.

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This step-down power supply module converts input voltages from 6-40V DC to a adjustable output of 1.2-35V DC, making it suitable for battery charging and driving high-power LEDs. In practical use, it's helpful for electronics enthusiasts working on projects like charging lithium batteries or powering LED lights, where stable voltage and current are essential to prevent damage and ensure reliable performance. Adjustable output voltage from 1.2-35V DC and current up to 20A, allowing precise control for various applications. Constant current and voltage modes for safe charging of batteries like lithium or nickel-metal hydride. High conversion efficiency of around 96%, reducing heat and energy loss during operation. Short circuit protection to safeguard both the module and connected devices. Compact size of 60x53x30mm, weighing about 85g, for easy integration into projects. Requires a fan for cooling if temperatures exceed 65 degrees during high-load use. This module fits well in DIY electronics setups where a dependable DC-DC step-down converter is needed for inputs above the desired output voltage.

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The IPROG Plus V777 is a tool for programming ECU chip modules, specifically designed for use with IProg+ units. It allows for straightforward handling of chip data in automotive and electronics applications. In scenarios like vehicle diagnostics or ECU repairs, this tool helps technicians read, write, or delete data on compatible chips, streamlining processes without complex setups. Supports reading, writing, and deleting on specific chips including 350806, 35080V6, 35080VP, 080D0WQ, and 160D0WQ Constructed from durable ABS material for reliable performance Easy operation: Simply replace the original chip for quick programming Compatible with 080 models, ensuring a good fit for targeted devices Compact design to minimize workspace clutter Resists damage through professional craftsmanship With dimensions of 5x5x5cm and a lightweight 0.1kg build, it's portable for on-the-go use. This tool fits well for electronics professionals needing precise chip management in repair workflows.

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The Waveshare RS485 CAN Expansion Board is designed for Jetson Nano projects, offering reliable interfaces for CAN and RS485 communication. It features a standard 40PIN GPIO header for easy attachment, making it a practical add-on for embedded systems development. This board suits scenarios like IoT applications, automotive interfaces, or industrial automation, where you need to integrate CAN bus or RS485 protocols. It allows developers to handle communication tasks efficiently, reducing the need for additional hardware or complex coding for basic operations. Equipped with MCP2515 CAN controller and SIT65HVD230DR transceiver for SPI-based CAN functionality. RS485 via UART with SP3485 transceiver, supporting half-duplex and automatic TX/RX control without extra programming. Onboard TVS and digital isolation for enhanced protection against surges and interference. Reserved control pins for flexibility with other boards, plus 3.3V operation and 100 x 79 mm dimensions. Includes development resources like Python examples for quick setup. Light specifications include 3.0mm mounting holes and compatibility with Jetson Nano. This board fits well for makers and engineers seeking straightforward, protected communication expansion in their projects.

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