SMA to U. FL Cable 20cm The SMA to U. FL Cable (20cm) is a compact and flexible RF connector cable designed to connect SMA antennas to U. FL connectors commonly found on wireless modules. It features a standard SMA connector with a center pin and a backing nut, allowing easy bulkhead installation through enclosures or project cases. Perfect for applications requiring reliable RF signal transmission—such as WiFi, LoRa, GPS, or Bluetooth projects—this 20cm pigtail cable ensures minimal signal loss in tight spaces. Features: Gold-plated connections for optimal signal transfer.

Small Aluminium Heat Sink for TO-220 Package This small Aluminium Heat Sink is perfect for TO-220 Package. This heat sink is generally used for low power dissipations. The heat sink has a hole to screw any transistor or voltage regulator.

Small Bench Vice for PCB This is a Small Bench Vise for PCB. It can be placed in any direction. This vise is usually used in machine workshops to hold metals or anything. This Vise is very useful for a single-person workbench. So, if you are developing your workbench then this is the must-buy product for you. This Small Bench Vise is used to fix the vise anywhere on the workbench and make it portable. It is a professional tool for mini nuts drilling as small bench vise and mini vice. It's great for hobbyists, wood workers, modelers, artists, electronic repairs, and many more applications. Application: Hobby projects PCB workshop Machine workshops

Material: carbon fiber Dimension: 85x85x25mm Compatible with 65mm propeller Compatible with 8520 coreless motor

Smart 4WD Robot Arm Car Kit for Arduino Programming The TSCINBUNY 4WD Robotic Arm Smart Robot Car is the perfect introduction to robotics and programming for students and hobbyists. This comprehensive kit combines a sturdy four-wheel drive car chassis with a fully functional robotic arm, creating an exciting platform for learning mechanics, electronics, and coding. The robot features a powerful Arduino-compatible controller that can be programmed using the familiar Arduino IDE, making it accessible even for beginners. The mechanical arm offers 4 degrees of freedom with servo motors that provide precise movement control, allowing users to pick up and manipulate small objects with surprising dexterity. What sets this robot car apart is its complete sensor package and connectivity options. The ultrasonic sensor enables the robot to detect and avoid obstacles automatically, while the Bluetooth module allows for wireless control through a dedicated smartphone app. Students can start with basic remote-control operations and gradually progress to programming autonomous behaviors as their skills develop. The kit comes with detailed assembly instructions and sample code to help users get started quickly. Whether you're a teacher looking for an engaging STEM project, a student interested in robotics, or a shop owner seeking to offer educational electronics, this 4WD Robotic Arm Smart Robot Car provides an excellent balance of functionality, learning opportunities, and value. Features: 4-wheel drive chassis with DC motors for stable movement on various surfaces Mechanical arm with 4 servo motors providing 4 degrees of freedom Arduino-compatible controller board supporting standard Arduino programming Ultrasonic sensor for distance measurement and obstacle avoidance Bluetooth module for wireless control via smartphone app Rechargeable 3.7V lithium battery with up to 40 minutes runtime Complete kit includes all necessary components, wires, and assembly tools

Smart AI Lens Kit for Micro:Bit The Smart Artificial Lens Kit is designed for best compatibility with BBC Micro:Bit. These smart AI lens kits are designed with a protective shell that provides more service life and a protective screen layer. They are durable and shatter-resistant and therefore are best used by school kids who are interested in science and technology. The smart lens kit features 90 degrees wide-angle lens. It has an ultra-wide-angle of view that can take a full image of the recognized object. It is easy to connect and no need for a power supply.

Smart Cutebot Kit for Micro:Bit Smart Cutebot kit is a rear-drive smart car driven by dual high-speed motors. There are many on-board types of equipment on the Cutebot including an ultrasonic sensor and distance sensor, two RGB LED headlights and clearance lamps on the bottom, two line-tracking probes, an active buzzer as the horn and so on! Let’s drive your first smart car! Applications of the Smart Cutebot Kit: Line Following Robot Distance Tracking Robot Light Show Ultrasonic Obstacle Avoidance Wireless Remote Control Seeking the light

Smart Home Kit with sensors compatible with Micro:Bit Smart Home Kit is a product about smart home projects based on micro:bit. The smart home kit includes sensors like a TMP36 temperature sensor, sound sensor, crash sensor, servo, a motor that are compatible with BBC Micro:Bit. You can build windowsill, wardrobe, and fish tank, create yourself smart sweet home, and programming to intelligently driving them using micro:bit. The smart home is what makes life more practical and playing with it is what makes life more interesting. It fits for graphical Makecode programming, kids can use easier-to-understand programming methods to achieve what they want. It better improves their interest in programming! Applications of Smart Home Kit: Auto Windows: Automatically detect noise level, the window will be closed when the noise threshold. Water Level Detector: Water lever maybe overs security line because heavy rain or flood and lead to breaching of dyke. A water-level warning system can solve this problem. Smart Fan: Automatically detect temperature. The fan will automatically drive when the temperature overs thresholded and it will show the current temperature.

Smart Science IoT Kit compatible with Micro:Bit Smart Science IoT Kit is developed based on Micro: Bit , a new breakout board compatible with science sensors such as the ultrasonic sensor, dust sensor, light sensor, and water level sensor, including RTC Timing and WIFI module. You can gather data via the sensors and send data to the cloud with more stable and accurate data analysis. IoT: bit is an expansion board based on IoT for micro: bit IoT: bit is an expansion board based on IoT for micro: bit, it can support the sensors in 3-pins, the actuator, and the buzzer, it can also give a specific time telling even the micro: bit powers off with the RTC onboard. It uses ESP8266 as a WIFI expansion board and serial port to communicate with micro: bit. It also has extended all available IO ports of the micro: bit which is led by GVS and you can extend various 3V E-blocks as LED, photosensitive, and servo by using it. At the same time, the IoT: bit with an onboard buzzer for outside sound and an onboard RTC clock for timing without a power supply. The codebase for makecode can connect to Thingspeak conveniently and create your IoT project quickly. Micro: bit Smart Science IoT kit: Sensors Introduction Applications: Application Layer: Receiving usage data, after data analysis, reacting, and giving instructions to each device. Network Layer: Send messages to the host in the cloud via web technology. Perception Layer: Objects detect changes in the external environment and receive various messages through the identification system and sensing technology.

SmartElex 10A 2-Channel 5V Relay Module The SmartElex 5V Relay Module (2-Channel, 10A) is a reliable and safe switching module designed for controlling both AC and DC loads in automation, DIY, and industrial projects. It features optocoupler isolation, providing excellent protection for your microcontroller while ensuring stable and interference-free operation. With low-level triggering and support for 3.3V and 5V logic, it’s perfectly compatible with popular platforms like Arduino, Raspberry Pi, AVR, and PIC microcontrollers. Built for efficiency and durability, this 5V relay module can handle up to 250V AC or 30V DC loads at 10A per channel, making it ideal for home automation, smart devices, and electrical control systems. It also includes dual LED indicators for easy status monitoring, diode current protection, and a quick response time - all within a compact, easy-to-mount design. Features: Dual-channel relay module rated for 5V input and 10A output. Supports both AC (250V) and DC (30V) load control. Optocoupler isolation for circuit protection and noise immunity. Works with 3.3V and 5V logic signals for broad microcontroller compatibility. Dual LED indicators for real-time relay status. Back EMF and diode current protection ensure stable operation. Easy to mount with four installation holes and compact layout.