Ai-Thinker VC-02 Offline Speech Recognition Control Module

7Semi FT232 USB-C To UART TTL Communication Module The 7Semi FT232 USB-C To UART TTL Communication Module is a compact and dependable FT232 USB UART module designed for smooth and efficient serial communication between USB devices and TTL-level hardware. Powered by the original FT232RL chipset, this USB to UART TTL module ensures excellent compatibility across Windows, Linux, Mac OS, and Android systems. It features a flexible VCCIO power selection that allows users to choose between 5V and 3.3V output using a jumper, or draw power directly from the target board within a 3.3V to 5V range. The onboard TX, RX, and PWR LEDs provide clear visual feedback during data transmission, while accessible pin headers and drilled holes make integration easy for prototyping, debugging, and embedded development projects. Designed with a standard pin pitch, this module is a reliable choice for developers, engineers, and electronics enthusiasts seeking stable USB-to-TTL communication. Features: Original FT232RL onboard. Supports MacOS, Linux, Android, WinCE, and Windows 7/8/8.1/10/11. 3x VCCIO power mode with jumper settings: VCCIO - 5V: 5 volt output VCCIO - 3.3V: 3.3 volt output Open the jumper: powered by the target board (3.3V-5V). 3x LED indicators: TX, RX, and PWR Pins accessible on pinheaders: TX, RX, RTS, and CTS Other pins are accessible through drilled holes and can be simply connected to the user's application system.

SmartElex 10A 5V 1-Channel Relay Module The SmartElex 10A 5V 1-Channel Relay Module is a compact and dependable low level trigger relay module designed to control high-power devices using low-voltage microcontrollers. Operating at 5V DC, this single channel relay module features an SPDT relay rated for 10A at 250VAC, making it suitable for switching lights, motors, pumps, and other appliances. Its isolated input circuitry helps protect sensitive control boards from voltage spikes, while the onboard pull-down circuit prevents false triggering during startup. With a clear power indicator and secure mounting design, this 5V Relay Module delivers safe, stable, and long-lasting performance for home automation, industrial control, and DIY electronics projects. Features: A single-channel relay module with SPDT setup Supports up to 10A at 250 VAC for high-current applications. High-level trigger for dependable control. Compatible with a wide range of microcontrollers, including Arduino, AVR, PIC, and ARM. Isolated inputs to protect sensitive control circuitry. Contains a pull-down circuit to avoid inadvertent activation. Power supply indicator for rapid status checks. complies with international safety standards Convenient installation with four mounting holes.

SmartElex 12V 20A Single Channel Power Relay Module The SmartElex 12V 20A Single Channel Power Relay Module is a high-current switching solution designed to control heavy electrical loads using low-voltage control signals. It helps safely operate high-power devices without directly exposing microcontrollers or control circuits to high current, reducing risk and improving system reliability. This module is suitable for students, makers, engineers, educators, and startups who are working on power control, automation, or embedded electronics projects that demand robust switching capability. This single channel power relay module is ideal for robotics, IoT systems, home and industrial automation, and power management applications where devices such as motors, heaters, pumps, or high-load appliances need reliable control. It can be easily interfaced with popular platforms like Arduino, Raspberry Pi, and ESP32, making it convenient for both prototyping and deployment. The strong build quality and straightforward integration make it a dependable choice for projects requiring consistent and safe high-current switching. Features: Single channel power relay module for high-current load control Operates on 12V, suitable for industrial and automation systems Supports heavy load switching up to 20A Electrical isolation between control and power circuits for safety Compatible with Arduino, Raspberry Pi, ESP32, and similar controllers Robust design for reliable operation in power control applications

SmartElex 5V 3A 2 Channel Signal Relay Module The SmartElex 5V 3A 2 Channel Signal Relay Module is a dependable 2-Channel Relay Module designed to switch and control multiple medium-power devices with precision. Powered by a stable 5V relay module design, it uses two JY4100F-S-DC5V-C relays, each rated to handle 3A at 120V AC or 24V DC, ensuring exact and consistent switching performance. Its core function is to provide electrically isolated control between low-voltage microcontrollers and higher-voltage loads, making it safe and efficient for real-world applications. With onboard LED indicators, protective circuitry, and seamless compatibility with Arduino, Raspberry Pi, and ESP32, this module is a practical choice for automation systems, IoT solutions, and smart control projects. Applications: Smart home systems have dual device control. Dual motor or light control in automation. IoT initiatives require various device management. robotics, alarms, and security systems. Industrial process control Cautions: Provide a good 5V regulated supply. Do not exceed the rated voltage and current for contacts. Use isolation techniques for high voltage connections. Prevent moisture and dust collection on the PCB. Features: A dual-channel relay module may control two loads. 5V DC operating voltage allows for simple integration. Each channel can switch up to 3A at 120V AC or 24V DC. Ideal for microcontrollers such as the Arduino, Raspberry Pi, and ESP32. Quick response time: ≤10 ms operation and ≤5 ms release. Low power usage (`0.36W each channel, ~0.72W overall). Includes status LEDs for each channel. High insulation resistance (≥100 MΩ) ensures safety and reliability. Built-in safety features ensure safe operation. The operating temperature range is -40°C to +85°C for durability.

Holybro Pixhawk 6C Flight Controller With PM02 Power Module and M9N GPS The Holybro Pixhawk 6C Flight Controller with PM02 Power Module and M9N GPS is an advanced pixhawk flight controller built to deliver reliable, precise control for a wide range of UAV platforms. Equipped with a high-performance processor and advanced sensors, this controller ensures stable flight dynamics, quick response times, and superior handling for multirotor, fixed-wing, and VTOL drones. Designed with both hobbyists and professional developers in mind, it supports popular open-source firmware and provides the flexibility needed for autonomous missions, research applications, and custom drone builds. This complete package includes a robust drone flight controller, the PM02 power module for clean and regulated energy supply with real-time current and voltage monitoring, and the high-precision GPS module with integrated compass for accurate positioning and navigation. Together, these components simplify setup, enhance flight reliability, and improve overall performance, making it an ideal choice for builders seeking a comprehensive flight system with dependable power management and precision location tracking. Features: High-performance pixhawk flight controller designed for fast processing and stable, accurate drone control. Includes PM02 power module for clean and regulated power delivery with real-time voltage and current monitoring. Comes with M9N GPS module and integrated compass for precise positioning and reliable navigation. Supports multirotor, fixed-wing, and VTOL drone platforms for versatile UAV applications. Compatible with popular open-source flight controller firmware for flexible customization. Simplified wiring and robust power management improve safety and overall system reliability.

7Semi SHT40 SGP40 VOC Environmental Monitoring Sensor Module Qwiic-Ready The 7Semi SHT40 + SGP40 VOC Environmental Monitoring Sensor Module is designed to help you measure temperature, humidity, and air quality with high accuracy and minimal effort. Built with advanced SHT40 and SGP40 sensing technology, this compact module delivers precise data for temperature (–40°C to 125°C), humidity (0–100% RH), and VOC levels with excellent response time and reliability. Whether you're prototyping with Arduino, Raspberry Pi, or any I2C-based microcontroller, the Qwiic-compatible interface makes integration incredibly simple and clean. This breakout board is ideal for home automation, indoor air-quality projects, workplace monitoring, or industrial systems where accurate VOC readings matter. Its low power consumption and digital 16-bit output make it highly suitable for long-term IoT deployments, high-precision environmental sensing projects, and portable air-quality monitors. Features: Designed as a compact breakout board integrating the SHT40 high-precision temperature and humidity sensor and the SGP40 VOC sensor for reliable environmental monitoring. Offers fast and accurate measurements, including ±0.2°C temperature accuracy and ±1.8% RH humidity accuracy, ensuring dependable readings in various environments. Qwiic-compatible interface enables effortless plug-and-play connectivity with I2C-enabled microcontrollers and SBCs without soldering. Produces 16-bit digital raw and processed VOC Index signals for easy integration into data-logging, automation, or IoT systems. Ensures low power consumption, making it suitable for battery-powered and continuous-monitoring applications. Built to detect a wide range of volatile organic compounds such as ethanol, acetone, and formaldehyde with high sensitivity and quick response times. Board Dimensions: Arduino I2C Connection Diagram:

NVIDIA Jetson Orin NX 8GB RAM 70 TOPS AI Embedded Module T801 AI Developer Kit The NVIDIA Jetson Orin NX 8GB RAM 70 TOPS AI Embedded Module T801 AI Developer Kit is a compact yet powerful edge AI platform built for developers and innovators who need serious computing performance in a small footprint. Equipped with 8GB RAM and delivering up to 70 TOPS of AI performance, this module enables real-time machine learning, computer vision, and autonomous processing directly on the device—without depending on cloud connectivity. It is perfectly suited for robotics, smart surveillance systems, industrial automation, and advanced IoT solutions. With full support for popular AI frameworks like TensorFlow and PyTorch, along with NVIDIA’s JetPack SDK, the kit streamlines development, testing, and deployment of intelligent systems. Whether you are prototyping an AI concept or building a production-ready solution, this developer kit offers the performance, flexibility, and reliability required for next-generation embedded AI applications. Hardware Overview: Applications: 1. Practical Application in Security Monitoring Scenarios 2. Practical Application in Smart Gas Station 3. Practical Application in Smart Petroleum Providing simultaneous assistance for channel video analysis. Provide support for smoke, fire, personnel area monitoring, fall detection, safety helmet recognition, tools, gauges, oil level, and valve direction. 4. Practical Application | Identification of Unidentified Objects in Power Transmission Providing simultaneous support for four-channel video analysis Unidentified object recognition, fireworks, and engineering vehicles. Subsequent additions, aberrant insulators, pins, bird spikes, Features: Built on NVIDIA Jetson Orin NX architecture 8GB RAM for smooth AI model execution Up to 70 TOPS AI performance for real-time inference Optimized for edge AI and embedded systems Supports TensorFlow, PyTorch & NVIDIA JetPack SDK Low power consumption with high computational efficiency Ideal for robotics, smart vision, and industrial automation applications

SmartElex 12V 3A 2 Channel Signal Relay Module The SmartElex 12V 3A 2 Channel Signal Relay Module is a compact and dependable solution for controlling multiple electrical loads using low-power control signals. It allows users to switch devices safely without directly handling higher voltages or currents, helping protect sensitive control circuits. This relay module is suitable for students, makers, engineers, educators, and startups working on embedded systems, control projects, and automation setups that require reliable dual-channel switching. This 2-channel relay module is ideal for robotics, IoT applications, home and industrial automation, and general prototyping where two devices need to be controlled independently. It can be easily interfaced with popular development platforms such as Arduino, Raspberry Pi, and ESP32, making it simple to control lights, motors, pumps, alarms, or other external equipment. The straightforward design and stable performance make it easy to integrate into both experimental projects and finished products, supporting consistent and safe operation. Features: Dual-channel relay module for controlling two devices independently Operates on 12V, suitable for automation and control systems Supports up to 3A load current per channel Provides electrical isolation between control and load circuits Compatible with Arduino, Raspberry Pi, ESP32, and other controllers Compact design with LED indicators for easy status monitoring

7Semi Compact FT232 USB-C UART (TTL) Communication Module The 7Semi Compact FT232 USB-C UART (TTL) Communication Module is a reliable and easy-to-use USB UART Module designed for stable USB-to-TTL serial communication. Powered by the FT232RNL chip, it ensures accurate data transfer between USB ports and microcontrollers, development boards, or embedded systems. With support for both 5V and 3.3V logic levels, this USB UART Module adapts easily to different hardware requirements. Its USB Type-C interface enhances durability and connectivity, while the onboard TX and RX LEDs provide clear visual feedback during data transmission, making it ideal for debugging, programming, and serial communication applications. Features: Time-saving: With quick setup and straightforward use, you can focus on your job rather than connectivity issues. Wide Application: It is compatible with a wide range of TTL devices, making it suitable for a variety of projects. Project tracking allows you to easily monitor data flow and ensure that everything goes properly. Adaptable: The flexible power and logic levels accommodate a wide range of development situations. FT232 devices provide two driver options: VCP (Virtual COM Port): Ideal for simple projects in which you want your device to behave like a conventional serial device. D2XX: Provides greater control and flexibility, but requires programming using API functions. Select this if you require advanced functionality.

SmartElex Ai Thinker Ai M62 32S Development Kit The SmartElex AI Thinker Ai-M62-32S Development Kit is a powerful and versatile solution designed for modern wireless and IoT applications. Built around the BL616 RISC-V CPU, it delivers high performance with a maximum operating frequency of 320 MHz, making it suitable for real-time data processing and edge computing. This AI thinker modules platform supports Wi-Fi 6, BLE 5.3, and Thread protocol, ensuring fast, stable, and low-power connectivity. The Ai-M62-32S Development Kit features a wide range of interfaces including USB 2.0, SPI, UART, I2C, I2S, PWM, ADC, DAC, and GPIO, enabling seamless integration with sensors, displays, and peripherals. With built-in hardware security engines supporting AES, SHA, PKA, and TRNG, along with secure boot and encrypted firmware startup, it meets strict security requirements for IoT deployments. This makes the Ai-M62-32S Development Kit an excellent choice for smart home systems, wearable electronics, multimedia devices, and next-generation IoT solutions. Features: Supports the 2.4GHz operational frequency band. Support IEEE 802.11 B/G/N/AX. Support BLE 5.3. Wi-Fi Security Support WPS/WEP/WPA/WPA2/WPA3 Supports 20/40MHz bandwidth, 1T1R, maximum rate of 229.4 Mbps Supports STA, SoftAP, STA+SoftAP, and sniffer modes. A 32-bit RISC-V CPU with FPU and DSP has a maximum dominant frequency of 320M. 532KB SRAM, 128KB ROM, 4KB eFuse. Supports USB2.0, SDU, SD/MMC (SDH), SPI, UART, I2C, I2S, PWM, GPDAC, GPADC, ACOMP, and GPIO, among others.

1500V USB To USB Isolator Module ADUM4160 & 3160 - Optical Isolation Board for USB Protection The USB to USB Isolator Module is designed to protect your devices and computer from electrical noise, ground loops, and voltage spikes. Featuring optical isolation technology, this module ensures safe communication between USB interfaces by isolating the data and power lines. It supports both low-speed (1.5 Mbps) and full-speed (12 Mbps) USB communication, making it suitable for a variety of microcontroller programmers, USB test instruments, HID devices, and data-acquisition tools. With an isolation voltage of up to 3000V and a built-in 1500V isolated power module, this board offers robust electrical protection in demanding environments. It is plug-and-play, powered directly from the host USB port, and requires no additional drivers. Ideal for labs, embedded systems, industrial environments, and DIY electronics, the ADUM3160 isolator helps ensure stable signal integrity and protects both the host system and connected equipment. Features: Provides strong electrical isolation using ADUM3160/ADUM4160 to protect USB devices from noise, surges, and ground loops. Supports USB 1.5 Mbps low-speed and 12 Mbps full-speed communication for wide compatibility. Built-in 1500V isolated power module and 3000V data isolation capability for enhanced safety. Compatible with many programmers and USB devices such as FT232, CH341, J-Link, PICKIT2, card readers, cameras, and more. Plug-and-play design powered directly from the host USB port—no external drivers required. Designed to operate in a wide temperature range from -40°C to 85°C, suitable for lab and industrial use. Compact PCB for easy integration into workbenches, test setups, and embedded development systems.

7Semi BMP585 I2C Pressure Sensor Breakout Module The 7Semi BMP585 I2C Pressure Sensor Breakout Module is a high-precision sensor designed to measure atmospheric pressure with exceptional accuracy, covering a range of 300–1250 hPa. This BMP585 Pressure Sensor combines low power consumption with compact design, making it perfect for mobile devices, battery-powered systems, and IoT projects. With both I2C and SPI interface support, it can be easily integrated into various electronics projects, enabling applications such as altimetry, weather monitoring, indoor navigation, and environmental sensing. Its reliable performance ensures accurate readings in real-time, making it an essential component for makers and engineers seeking precise pressure measurement. Features: Exceptional pressure sensing resolution at 1/64 Pa and accuracy of ±0.5 hPa provide highly precise data. Wide Pressure and Temperature Range: Measures pressure from 30 to 125 kPa and temperature from -40°C to 85°C, ensuring versatility in a variety of applications. Flexible Data Communication: Compatible with both I2C (up to 1MHz) and SPI (up to 12MHz) protocols, allowing enabling easy integration into a variety of systems. Programmable features include variable oversampling, a FIFO buffer (stores up to 32 samples), low-pass filtering, and 6 bytes of user-programmable non-volatile memory. Energy-Efficient Operation: Provides five operational modes with minimal power usage (1.5µA in Deep Standby and 260µA peak during measurements). Compact Design: A small breakout board with pin spacing of 0.1" allows for simple soldering and connecting.

7Semi MAX17048 LiPoly - LiIon  Battery Fuel Gauge Breakout Module The 7Semi MAX17048 LiPoly - LiIon  Battery Fuel Gauge Breakout Module is a reliable and easy-to-use battery fuel gauge module built for accurate monitoring of single-cell lithium batteries. Using the MAX17048 IC, this single-cell lithium battery monitor delivers precise state-of-charge and voltage measurements without the need for a current-sense resistor, simplifying circuit design. With its I2C interface, the board integrates smoothly with microcontrollers, making it perfect for real-time battery tracking in portable devices, IoT applications, and DIY electronics projects. Features: MAX17048-based battery fuel gauge module for accurate SoC measurement Supports Li-Ion and Li-Poly single-cell lithium battery monitoring No current-sense resistor required for simplified design I2C communication for easy microcontroller integration Compact breakout board suitable for portable and IoT projects Benefits: Streamline your process: Avoid project delays and time-consuming guesswork with instantaneous battery % monitoring. For seamless and effective operations, know precisely when it's time to recharge. Advanced surveillance without the trouble: These intricate battery calculations are handled by the sophisticated MAX17048 microcontroller, which provides you with extremely precise data without requiring any programming or analysis on your behalf. All-purpose compatibility for every project: Whether you're using Arduino, Raspberry Pi, or other well-known microcontrollers, you can easily incorporate this board into your configurations. For optimal versatility across many systems, it supports both 3.3V and 5.0V logic levels. Optimize battery life by tailoring low-power modes and alarms to your specific project requirements, making the most of your LiPo batteries for extended runtimes. Go beyond simple voltage measurements: The MAX17048 offers a reliable, real-time state-of-charge percentage, so you can learn the truth about the condition of your battery.

DFRobot Gravity CAN to TTL Communication Module with SLCAN Protocol The Gravity: CAN to TTL Communication Module is a powerful solution that bridges the gap between CAN bus and UART/USB interfaces. Supporting the CAN 2.0 protocol and incorporating SLCAN commands, this module simplifies complex CAN communications into easy-to-use AT commands. You don't need to worry about the technical details of the CAN protocol - just send simple commands to transmit data and configure the module. With compatibility for both 3.3V and 5V systems, this versatile module fits seamlessly into various project requirements without additional level shifters. This CAN bus converter features both UART and integrated USB 1.0 interfaces, eliminating the hassle of USB-to-UART conversions during debugging. Simply connect it to your computer via USB for convenient data testing through a serial assistant. The module offers configurable CAN baud rates from 25K to 1Mbps and can handle up to 500 data packets per second without loss, ensuring reliable communication for your projects. With helpful features like data communication indicators and a 120? resistor jumper, this SLCAN protocol module streamlines development and troubleshooting for students, hobbyists, and professional engineers working with CAN bus systems. Features Supports CAN 2.0 protocol for wide compatibility Dual interface with both UART and USB 1.0 connections Compatible with 3.3V and 5V voltage levels Configurable CAN baud rates from 25Kbps to 1Mbps Default UART baud rate of 115200Bps Maximum transmission rate of 2ms per packet Handles 500 data packets per second without loss Includes data communication indicator for easy monitoring Features 120? resistor jumper for proper CAN bus termination Configuration parameters saved even when power is disconnected Connection Diagram of Gravity: CAN to TTL Communication Module and ESP32-E

Jetson Orin Nano 8GB RAM New Generation Embedded Smart T201S AI Edge Computer The Jetson Orin Nano 8GB RAM New Generation Embedded Smart T201S AI Edge Computer is an advanced AI edge computing platform designed for developers, engineers, makers, and innovators working on intelligent systems. Built around the powerful NVIDIA Jetson Orin Nano module, this embedded AI computer delivers strong performance for real-time machine learning, computer vision, autonomous robotics, and smart IoT applications. It provides a ready-to-use hardware foundation that simplifies development and testing, helping you accelerate your projects from prototype to deployment. This AI edge computer is ideal for use in robotics, automated systems, smart surveillance, and industrial IoT where on-device inferencing and low-latency processing are critical. It supports popular AI frameworks like TensorFlow, PyTorch, and NVIDIA JetPack SDK, giving you flexibility to run neural networks efficiently at the edge without relying on cloud resources. Whether you are building smart machines, AI-powered sensors, or embedded vision systems, the T201S offers reliable performance and broad ecosystem support to bring your AI ideas to life. Features: Built around the NVIDIA Jetson Orin Nano module for powerful edge AI performance Provides real-time AI processing for computer vision, robotics, and automation Supports popular AI frameworks like TensorFlow, PyTorch, and NVIDIA JetPack SDK Multiple I/O interfaces for cameras, sensors, displays, and peripherals Ideal for smart IoT devices, autonomous systems, and embedded AI applications Compact and energy-efficient design for both prototyping and deployment