The Waveshare 0.91 inch OLED display is a compact module designed for integrating visual elements into electronic projects. With its small footprint, it fits seamlessly into space-limited applications. This display works well in scenarios like DIY electronics, where you need to show data from microcontrollers such as Raspberry Pi, Arduino, or STM32. For instance, it can display sensor readings or status updates with just two I2C pins, reducing wiring complexity and saving board space. Compact 0.91 inch size for easy integration into tight spaces 128x32 pixel resolution for clear, readable text and graphics I2C interface that simplifies connections to compatible boards Supports 3.3V or 5V operation for versatility with different systems White display color with a viewing angle over 160 degrees for better visibility Includes development resources like manuals and examples Key specifications include dimensions of 36 x 12.5 mm and an SSD1306 driver. This module is a practical choice for hobbyists and developers seeking a reliable display for compact, I2C-based projects.

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The Waveshare Stepper Motor HAT is a compact expansion board for Raspberry Pi and compatible systems like Jetson Nano, designed to drive two stepper motors with ease. In robotics or DIY automation projects, this HAT helps achieve precise motor control for tasks such as building a 3D printer or controlling CNC machinery, by simplifying connections and configuration for reliable performance. Features dual HR8825 motor controllers for driving two stepper motors simultaneously Offers six microstepping modes selectable via DIP switches for smooth, accurate movement Allows adjustable drive current up to 2.5A per motor via onboard potentiometer Includes built-in protections like overcurrent, thermal shutdown, and undervoltage lockout Integrates a 5V regulator to power the Raspberry Pi from the same source Provides multiple connector options for various motor types Light specifications include a drive voltage of 8.2V to 28V and dimensions of 65mm x 56mm. This HAT fits seamlessly into Raspberry Pi setups for makers and engineers seeking dependable motor control solutions.

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The Waveshare 2.8 inch HDMI LCD display provides a compact screen option for compatible single-board computers and PCs. This display suits projects where a small, easy-to-integrate screen is needed, such as developing a Raspberry Pi-based interface for monitoring sensors or running retro games, helping users visualize data without bulky equipment. Compatible with all Raspberry Pi models, supporting OS like Raspberry Pi OS, Ubuntu, Kali, and WIN10 IoT Features driver-free USB-C touch for straightforward interaction Includes I2C touch option, requiring a configuration file for setup on supported devices Works with Jetson Nano and Windows 11/10/8.1/8/7, limited to USB-C touch Comes with HDMI cable, adapters, USB-A to USB-C cable, and screws for simple installation Key specs include a 2.8-inch screen size and HDMI connectivity. This product fits well for hobbyists and developers seeking a reliable, portable display for tech prototypes.

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This digital power amplifier board uses the TPA3116 chip to amplify audio signals for various projects and systems. It operates on a DC8-28V input, delivering reliable performance for DIY audio setups. For audio enthusiasts building custom speakers or home systems, this board simplifies integration. Connect it to a power source, an audio input like a phone or computer, and speakers to enhance sound output without complex wiring. Delivers up to 2 x 120W output power for dual-channel audio Supports output impedance from 4 to 8 ohms for compatibility with various speakers Compact size of 83x60x25mm and lightweight at about 65g, ideal for space-limited projects Wide input voltage range of DC8-28V allows flexibility with different power supplies Easy connections for audio input and output, suitable for beginners and experienced users Based on TPA3116 chip for efficient amplification with low distortion This board fits well in educational electronics projects, home audio modifications, or portable sound systems, providing a straightforward solution for clear audio amplification.

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This solar panel is designed for generating small-scale energy using 156 monocrystalline cells, making it a practical option for basic power needs. In everyday scenarios, it can charge batteries or power low-demand devices through a compatible solar power manager, such as during camping trips or as a home backup for essential gadgets, helping to reduce reliance on traditional electricity sources. Features 156 monocrystalline cells for efficient energy conversion in various lighting conditions. Equipped with a toughened glass surface and an anodic oxidation aluminum alloy frame for added durability and weather resistance. Includes a 0.25mm PET back board for lightweight protection. Delivers approximately 5.0W of power with an operating voltage of 6.0V and current up to 833mA. Works specifically with solar power managers for seamless integration and safe energy storage. This panel fits well for users seeking a compact, portable energy solution for outdoor or emergency use, with straightforward setup for reliable performance in standard conditions.

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The Waveshare IO Expansion Board, based on the MCP23017 chip, allows you to extend two I2C signal pins into 16 versatile input/output pins for your electronic projects. This board is helpful for microcontroller enthusiasts who need more I/O options, such as connecting additional sensors, buttons, or LEDs to devices like Raspberry Pi, Arduino, or STM32, without modifying the core hardware. I2C-controlled expansion from 2 to 16 I/O pins, supporting up to 8 boards for a total of 128 pins Configurable I2C address using onboard jumpers for flexible setup Multiple connection options, including PH2.0 terminals and solder pads for easy stacking Built-in voltage translator for seamless compatibility with 3.3V or 5V systems Includes development resources with examples for popular platforms With dimensions of 38mm x 23mm and 2.0mm mounting holes, it fits neatly into compact project enclosures. This expansion board suits users expanding capabilities in DIY electronics, offering practical solutions for pin-limited designs.

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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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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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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 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 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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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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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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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 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 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 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 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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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 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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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 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 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 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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