Electronics

The Waveshare Mini Base Board serves as a compact expansion board for Raspberry Pi Compute Module 4 (CM4) projects, providing essential interfaces for enhanced functionality. For makers and developers working on embedded systems, this board offers a practical way to integrate peripherals, such as displays and cameras, into custom Raspberry Pi setups. It's particularly useful for prototyping IoT devices or media applications where multiple connections are needed without adding bulk. Two USB 2.0 ports and two additional via FFC connector for versatile device connectivity Support for Raspberry Pi 40 PIN GPIO, enabling easy integration with sensors and actuators Single M.2 slot for adding storage or wireless modules Two HDMI outputs, one via FFC, with 4K 30fps capability for high-resolution displays MIPI DSI and CSI interfaces for direct connection to screens and cameras Gigabit Ethernet for reliable network access Compact size of 85.0 x 56.0mm, fitting into space-limited enclosures This board is well-suited for users familiar with Raspberry Pi ecosystems, offering compatibility with all CM4 variants to streamline project development.

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The Waveshare 16-Channel Servo Driver HAT is designed to enhance Raspberry Pi projects by providing reliable PWM outputs for servo control. In robotics and automation setups, this HAT helps manage multiple servos smoothly, addressing issues like limited PWM pins on the Pi. For example, it's useful in building precise mechanisms such as robotic arms or automated devices, reducing jitter for more accurate movements. I2C interface uses only 2 pins for easy integration with Raspberry Pi or Jetson Nano boards Supports up to 16 channels with 12-bit resolution, allowing fine-tuned control for various servo types like SG90 or MG996R Built-in 5V regulator with up to 3A output, powered via VIN or Pi connector for flexible setups Standard servo connectors and reserved I2C pins for expanded compatibility Includes development resources like Python examples for remote control via Bluetooth or WiFi Compact size of 65mm x 30mm, with mounting holes for secure installation This HAT fits well for makers and engineers needing expanded PWM capabilities in Raspberry Pi-based projects, offering practical solutions for precise motor control without added complexity.

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This 1.75mm PCL filament, with a 5-meter length, serves as essential consumable for 3D pen enthusiasts creating DIY designs. For hobbyists and educators, this filament enables precise drawing and building of 3D structures, such as custom toys or prototypes, with its low-temperature properties making it accessible for safe, hands-on experimentation at home or in classrooms. Diameter of 1.75mm ensures compatibility with most standard 3D pens for smooth feeding and extrusion. PCL material provides flexibility and melts at 10-100 degrees Celsius, allowing for easy handling without advanced equipment. 5-meter length offers sufficient quantity for multiple small projects, reducing the need for frequent replacements. Low melting point enhances safety for beginners, minimizing risks during creative sessions. Versatile for various DIY applications, including printing, painting, and layering to form durable yet flexible creations. This filament fits well for those new to 3D printing or seeking an affordable option for educational and recreational use.

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The Waveshare 2.9inch capacitive touch e-paper display provides a practical screen solution for Raspberry Pi users, featuring a 296x128 resolution and energy-efficient operation. In everyday use, this display works well for projects like interactive IoT devices or static signage, where it maintains content visibility without constant power, helping reduce energy costs in battery-powered setups. 296x128 pixel resolution with 5-point capacitive touch for precise input and clear visuals in black and white. No backlight required, allowing the screen to hold images even when powered off, ideal for low-maintenance applications. Supports user-defined wakeup gestures for customized interactions. Standard 40PIN GPIO header for easy integration with Raspberry Pi boards, plus reversed control for compatibility with controllers like Arduino. Ultra-low power consumption, with full refresh in about 2 seconds and standby current under 0.01uA. Compact dimensions of 89.10 x 42.70mm, making it suitable for space-limited designs. This e-paper display fits developers and hobbyists seeking a durable, power-efficient option for projects involving persistent displays or touch interfaces.

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The Waveshare Cellular HAT is an LTE Cat-1 module that adds wireless connectivity to Raspberry Pi boards, supporting modes like LTE-TDD, LTE-FDD, GSM, GPRS, and EDGE for reliable data transmission. This HAT is useful for IoT projects, such as remote monitoring devices or industrial routers, where you need stable cellular links for data collection, device control, or location tracking without relying on Wi-Fi or Ethernet. Supports protocols including TCP/IP, HTTP(s), MQTT(s), and FTP(s) for versatile network integration. Enables SMS, telephone calls, and TTS for converting text to speech in English or Chinese, aiding in audio alerts. Features an onboard USB interface and audio jack for easy testing and communication. Includes LBS base station positioning for approximate location data via mobile networks. Compatible with Raspberry Pi series, Windows, and Linux, with a SIM card slot for 1.8V/3V cards. Operates at 5V or 3.3V, with dimensions of 65 x 30.5mm for compact setups. This module fits well into applications for developers and hobbyists building wireless IoT solutions, offering practical features for everyday connectivity needs.

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The Waveshare Mini IO Board serves as an expansion solution for the Raspberry Pi Compute Module 4, paired with a protective metal case to safeguard components during use. This board is useful for hobbyists and developers working on projects that require additional connectivity, such as building IoT devices, media centers, or camera setups, by providing easy access to various ports and interfaces without needing complex wiring. Two USB 2.0 ports and two more via FFC connector for peripheral connections One 40-pin GPIO header for custom electronics integration One M.2 slot for adding storage or wireless modules Two HDMI outputs, one via FFC, supporting up to 4K 30fps for high-resolution displays Two MIPI CSI-2 camera interfaces for advanced imaging projects Gigabit Ethernet for reliable network connectivity MicroSD slot for storage on CM4 Lite variants Measuring 85.0 x 56.0mm, it fits neatly into compact setups and works with all Compute Module 4 variants, offering a practical way to enhance project functionality.

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The All-Metal Bowden Extruder Kit serves as an upgrade for 3D printers, featuring durable components to improve filament handling and printing accuracy. In practical use, this kit helps address common issues like filament slippage and uneven extrusion, making it suitable for printing with a variety of materials, including soft plastics, during detailed or extended projects. Extrusion gears paired with U-shaped bearings for consistent force and reduced slippage All-metal aluminum alloy construction with adjustable gear pressure for flexible setup Compatibility with multiple filament types, including soft plastics, to expand printing options DIY aluminum block design for straightforward assembly and customization Compact size of 16x89x162mm, ideal for space-efficient upgrades Engineered for reliable performance in demanding 3D printing tasks This extruder kit fits well with Creality Ender-3 series and CR-10 series printers, offering a practical solution for users seeking to enhance their machine's extrusion capabilities.

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The Waveshare PoE+ HAT is a compact accessory designed for Raspberry Pi 3B+ and 4B models, enabling Power Over Ethernet (PoE+) connectivity. It delivers both power and network access through a single Ethernet cable, streamlining setups for various projects. In practical use, this HAT suits scenarios like home automation or IoT devices, where reducing cable clutter and simplifying power delivery can enhance reliability. For instance, it powers the Raspberry Pi and peripherals efficiently, making it easier to deploy in remote or space-constrained environments. Supports 802.3af/at PoE standard for compatible power sourcing equipment Provides 5V DC/4A output to handle full load on Raspberry Pi and additional devices Features a controllable 25x25mm brushless cooling fan for improved heat dissipation Includes a fully isolated switched-mode power supply for safe operation Accepts input voltages from 37-57V DC, suitable for standard PoE systems Compact design with included standoffs for straightforward installation This HAT fits well for users seeking a reliable way to power and connect Raspberry Pi in network-intensive applications, addressing common challenges like power stability and thermal management.

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The Creality aluminum leveling nut serves as a practical upgrade for Ender-3 3D printers, enhancing bed leveling accuracy. In everyday use, this component simplifies the calibration process for FDM 3D printing, helping users maintain even bed heights to reduce print defects like warping on various materials. Made from durable aluminum alloy, resisting corrosion for long-term reliability. Precise 60x60x9mm dimensions ensure a snug, easy fit without extra space requirements. Stable performance under high temperatures, supporting consistent operation during extended prints. Accurate hole sizing for straightforward installation, minimizing setup time. Compact design that integrates seamlessly without adding bulk to your printer setup. Compatible with FDM models, particularly Creality Ender-3 series, for improved precision in hobbyist and professional projects. This leveling nut fits well for 3D printing enthusiasts looking for a dependable, maintenance-friendly part to optimize their Ender-3 workflow.

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The Creality All-Metal Bowden Extruder Kit serves as an upgrade for Ender-3 series and compatible 3D printers, focusing on improved filament handling. In practical use, this kit helps 3D printing enthusiasts maintain steady extrusion during projects, minimizing common issues like filament slippage or uneven feeding, which can lead to better print outcomes for detailed models or extended sessions. Features closely matched extrusion gears with U-shaped bearings for reliable performance Provides uniform extrusion force to prevent grinding and ensure smooth filament flow Constructed from durable aluminum alloy for longevity Designed for 1.75mm filament, offering compatibility with standard materials Includes a DIY aluminum block for straightforward assembly Compact size of 16x89x162mm, making it easy to integrate into existing setups Light specifications include aluminum alloy material and compatibility with Creality Ender-3, Ender series, and CR-10 series printers. This kit fits users seeking a dependable upgrade to enhance their 3D printing workflow without complex modifications.

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The Waveshare 5-inch Capacitive Touch Screen LCD provides a straightforward display option for Raspberry Pi enthusiasts, featuring a compact design and easy integration. This screen suits various projects, such as creating interactive dashboards for home automation or portable gaming setups with Retropie, allowing for hands-on control without complex setup. 5-inch capacitive touch display with up to 5-point touch support, depending on the operating system Driver-free compatibility with Raspbian, Ubuntu, Kali, WIN10 IoT, and Retropie for Raspberry Pi 6H hardness toughened glass panel for added durability during everyday use Includes HDMI cable, adapter, USB cable, and screws for quick Raspberry Pi connections Works with Windows 10/8.1/8/7 for single or multi-point touch applications Compact size ideal for space-limited setups like portable devices or educational projects Light specifications: Measures 5 inches diagonally; requires standard HDMI and USB connections. This display fits well for developers and hobbyists seeking a reliable, plug-and-play screen for Raspberry Pi innovations.

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This Creality Double-Sided PEI Printing Plate with Magnetic Base offers a reliable surface for 3D printing enthusiasts. It features a flexible design that enhances print adhesion and simplifies removal, making it a practical addition to compatible Creality printers. In everyday use, this plate helps streamline the printing process for hobbyists and makers. For instance, it allows for quick model removal by bending the plate after cooling, reducing downtime and improving workflow efficiency on projects like prototypes or custom parts. Double-sided PEI coating for consistent adhesion and high-temperature resistance up to 140°C Magnetic base that securely attaches and withstands heat without losing magnetism Flexible material that prevents deformation and eases print removal Compact size of 235x235mm, ideal for standard build areas Fast heating performance to minimize wait times between prints Compatible with Creality models including Ender-3, 3s, 3 Pro, 5, 5 Pro, CR20, and CR20 Pro This plate fits well for users seeking a durable, user-friendly option to enhance their 3D printing setup, particularly for frequent or detailed prints.

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The Waveshare 7.5 inch e-paper display offers a practical option for Raspberry Pi enthusiasts and makers seeking an energy-efficient screen solution. This e-ink style display uses electrophoretic technology to show content clearly under natural or ambient light, making it ideal for projects where power conservation is key. For instance, it's well-suited for building portable devices like e-readers, digital signage, or IoT dashboards, as it retains images even when powered off, reducing the need for constant energy use. Features no backlight for ultra-low power consumption, drawing minimal current when idle. Supports SPI interface, using few pins for easy integration with Raspberry Pi boards. Includes two user buttons and a reset button for simple interaction without extra components. Displays in black, white, and red, with a resolution of 800x480 pixels for clear, readable output. Provides development resources like C/C++ and MicroPython examples to help beginners get started quickly. Measures 170.2 x 111.2 mm, with a viewing angle over 170 degrees for versatile visibility. This display fits projects requiring a paper-like, glare-free screen that operates at 3.3V, appealing to hobbyists and developers focused on low-power, long-lasting applications.

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The Creality Carborundum Glass Build Surface serves as a dependable build platform for Ender-3 series 3D printers, helping to create stable prints with minimal issues. In everyday use, this surface supports precise 3D printing tasks, such as prototyping or hobbyist projects, by providing a flat base that promotes even adhesion and reduces the risk of model warping during cooling. Features a hardened inorganic coating with 8 Mohs hardness for enhanced durability and resistance to scratches. Offers strong adhesion for secure model placement, while allowing easy manual removal without damage. Ensures fast and uniform heating up to 400°C for consistent print quality across the surface. Made from tempered glass for straightforward cleaning and maintenance. Dimensions of 235x235x3mm provide a standard fit for various print sizes. This build surface is suitable for owners of Creality Ender-3, 3s, 3 Pro, 5, 5 Pro, CR20, or CR20 Pro printers seeking a reliable upgrade for their printing setup.

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The Waveshare Eight Channel Relay Module is designed for Raspberry Pi projects, offering a reliable way to control multiple electrical devices through digital signals. This module integrates essential features for safe and efficient operation in various automation setups. In a typical use case, such as building a smart home system, this relay module allows you to switch lights, motors, or sensors using your Raspberry Pi, providing electrical isolation to protect your setup from potential voltage spikes or interference. Onboard power supply isolation for stable voltage without additional power needs Photocoupler isolation to shield against external high-voltage circuits High-quality relays rated for 10A at 250V AC or up to 10A at 30V DC ABS protective enclosure with rail-mount for easy and secure installation Breakout USB port and BOOT pin for straightforward debugging Includes PWR indicator, RGB LED, and passive buzzer for status feedback Light specifications include 5V operation, 8 channels via USB, and Micro USB interface. This module fits well for hobbyists and engineers working on IoT or automation projects, ensuring compatibility with Raspberry Pi Pico through provided examples.

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The Creality Hot End Kit serves as a reliable replacement for Ender-3 3D printers, focusing on essential components that support smooth operation. In practical use, this kit helps manage heat during extended printing projects, minimizing interruptions from overheating or material jams, which is useful for hobbyists and makers working on detailed models. Constructed from durable PC material, it withstands high temperatures to maintain performance over time. Features a high-speed fan for effective ventilation and heat dissipation, aiding in consistent extrusion. Offers seamless nozzle and pipe connections to reduce the risk of leaks or blockages during prints. Designed for 24V systems, ensuring compatibility with standard Ender-3 setups. Includes compact dimensions of 52x63x72mm, making it easy to install without major modifications. Light specifications include PC construction and 24V operation. This kit fits well for users seeking straightforward upgrades to enhance their Ender-3 printing reliability.

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The Waveshare 2.9 inch e-Paper Touch Display Module offers a practical solution for adding a touch-enabled screen to your Raspberry Pi projects. This module features a 296x128 resolution display that uses e-Paper technology to mimic ink on paper, making it ideal for applications where persistent visibility is key. For developers working on low-power devices like portable sensors or IoT gadgets, this display helps conserve energy by only drawing power during refreshes and retaining images even when powered off. It's particularly useful in scenarios requiring minimal maintenance, such as outdoor monitoring systems or e-readers, where battery life and readability in various lighting conditions matter. 2.9-inch capacitive touch screen with 5-point multi-touch support for intuitive interactions. User-defined wakeup gestures to customize how the display activates, enhancing usability in custom applications. Ultra-low power consumption, ideal for battery-operated projects as it only needs power for content updates. SPI or I2C interface that uses few pins, simplifying integration with Raspberry Pi or similar microcontrollers. Includes development resources like C/C++ and MicroPython examples for Raspberry Pi Pico, aiding quick setup. With its compact size and touch capabilities, this module fits well into electronics projects for hobbyists and professionals seeking efficient, energy-saving display options.

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The Waveshare Driver-Free USB to Gigabit Ethernet Converter Module offers a straightforward way to add a wired network connection to devices without built-in Ethernet ports. This module uses a reliable Realtek controller for seamless integration. For users needing stable, high-speed internet, this converter is ideal for activities like online gaming, streaming HD content, or reliable remote work on laptops, desktops, or other compatible devices. It helps reduce wireless interference and provides consistent performance. Driver-free and plug-and-play setup for easy use with Windows 7/8/8.1/10, Mac, Linux, and Android systems Supports up to 1000Mbps data rates via USB 3.2 Gen1, with automatic downgrade for USB 2.0 ports Includes a 15cm USB cable for flexible connectivity Features status indicators for quick network status checks RJ45 Gigabit Ethernet port for secure, wired connections Compact design that fits various setups without adding bulk Light specifications include Realtek RTL8153 controller and compatibility with standard network protocols. This module suits anyone upgrading device connectivity for better speed and reliability in everyday or professional use.

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The Creality Noiseless Motherboard serves as a reliable upgrade for Ender-3 series 3D printers, focusing on improved functionality and stability. In practical use, this motherboard helps address common issues like excessive heat and noise during extended printing tasks, making it suitable for hobbyists working on detailed projects or prototypes. Features a special power chip that supports 24V input for consistent performance. Optimized circuit design to effectively mitigate heating problems, enhancing longevity. Compatible with E/Z/Y/X axis motors for seamless integration. Includes a USB interface for easy connection and operation. Works with Ender-3, 3 Pro, 3V2, 5, and 5 Pro models, noting that firmware may vary by printer. This component fits well in setups where users seek to reduce operational noise and improve reliability without complex modifications.

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This DC-DC buck converter is designed for voltage regulation in electronic projects, offering adjustable output to meet varying power needs. For DIY enthusiasts and engineers, it's useful in scenarios like powering microcontrollers, LED strips, or motors from higher voltage sources, ensuring stable and efficient energy conversion without risking component damage. Features the XL4016 chip for reliable step-down conversion, with input up to 40V and adjustable output from 1.25V to 36V. Supports up to 8A load with 94% efficiency, making it suitable for moderate power applications. Includes over-current, short-circuit, and thermal shutdown protections for added safety. Operates at a fixed 180KHz frequency for low ripple and stable regulation. Compact size of 61x41x27mm for easy integration into projects. This module fits well in educational, prototyping, or hobbyist setups where precise voltage control is essential, helping maintain consistent performance in battery-powered or regulated systems.

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The hand-held 3D printing pen enables users to bring ideas to life through three-dimensional drawing, using heated plastic that solidifies instantly for stable structures. In everyday use, this pen helps artists, hobbyists, and students create prototypes, custom designs, or educational models by allowing precise, layer-by-layer building directly in the air or on surfaces. Extrudes ABS filament to form durable, solid objects with quick cooling. Adjustable spinning speed for controlled flow and detailed work. Lightweight build for comfortable handling during extended sessions. Intelligent standby mode that automatically pauses operation to enhance safety and conserve energy. Compatible with standard ABS filaments for versatile material options. User-friendly design suitable for all skill levels, from children to professionals. Light specifications include a compact size for portability and operation with standard power sources. This pen fits well in creative environments, providing a practical tool for innovative projects without overwhelming complexity.

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This compact USB fan speed regulator offers a simple way to adjust the speed of compatible USB fans, helping to manage airflow and noise levels in everyday environments. In a warm home office or during travel, it allows users to fine-tune fan speed for optimal comfort, such as reducing noise while maintaining adequate cooling from a power bank or computer USB port. Knob-based stepless speed adjustment for precise control of fan output. Wide input voltage range (DC 4-12V) compatible with standard USB power sources like chargers and power banks. Output voltage adjustable from DC 2.5-8V, supporting up to 5W power without overload. Compact size of 50x18mm for easy portability and integration into small spaces. Designed for common 5V USB fans, ensuring versatile compatibility. Simple plug-and-play setup with clear adjustment method. This regulator fits scenarios where customizable cooling is needed, such as personal workspaces or on-the-go use, providing reliable speed control for enhanced user experience.

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This device serves as a practical tool for vehicles, integrating a voltmeter to monitor battery voltage and a USB port for charging devices, all in a compact design. In everyday use, drivers can check their car's battery status in real-time while powering smartphones or other gadgets on the road, helping to prevent unexpected breakdowns and ensure devices stay charged during trips. Monitors a wide voltage range from DC 4.5 to 40V for compatibility with cars, motorcycles, and battery vehicles. Delivers stable 5V/2A USB output to charge various devices efficiently. Includes reverse connection protection to safeguard against wiring errors. Features over-current and over-temperature protection for reliable operation. Equipped with a USB power indicator and buttons for easy output control and low-power mode. Comes with wiring terminals for straightforward installation. With dimensions of 58x21x10mm and a lightweight 13g build, it's easy to install in tight spaces. This solution fits well for vehicle owners seeking a dependable way to track battery health and charge on the go.

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The hand-held 3D printing pen offers a straightforward way to bring 3D designs to life, using heated plastic that solidifies almost instantly for easy crafting and modeling. For artists, students, or hobbyists, this pen is useful for creating prototypes, custom shapes, or educational projects, allowing you to build structures layer by layer with precision and control. Lightweight design for comfortable, extended use without fatigue Adjustable spinning speed to match different project needs Intelligent standby function to conserve energy and prevent overheating Compatible with ABS filament for reliable, sturdy results Includes a UK plug for straightforward setup in compatible regions Portable and easy to handle, making it suitable for on-the-go creativity Key specifications include a simple operation with no advanced setup required, and it's designed for users aged 8 and up with basic supervision for safety. This 3D printing pen fits well for those exploring 3D art or design, providing a practical tool for hands-on learning and innovation.

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