2 x AAA Battery Holder with cover and On/Off Switch This AAA x 2 battery holder is enclosed in plastic and comes with a cover and an on/off switch, making it a great addition to any battery-powered project. The removable sliding cover is secured with a small screw and provides protection to the 2 x AAA 3V batteries, which are connected in series to produce a combined output of 3V. The fully packed cover also shields the batteries from environmental factors.The on/off switch is a convenient feature that allows you to control the power of your project. The leads are approximately 15cm in length, with the last 5mm of them tinned for easy soldering and connection. The case box of this battery holder ensures that your batteries are organized and protected, and the holder is designed with leads for easy connection. This battery holder case is ideal for devices that require an external 3V battery. Features Holds 2 AAA batteries With a cover and Locking Comes with an ON/OFF switch Easy install, convenient to use High-quality plastic material. Pre-soldered wire tips Package Includes: 1 x AAA Battery Holder Specifications: Battery Size  AAA Cable Lenght  150mm Dimensions  6.2 x 2.7cms Weight  5 grams

ELECFREAKS Sensor:bit (IO Extension Board For micro:bit) Elevate your micro:bit projects with the ELECFREAKS Sensor:bit – a versatile breakout board designed to maximize your micro:bit's potential. This compact board extends all available IO ports of your micro:bit, opening the door to endless creativity. Connect various 3V electric brick modules like LED lights, photocells, and more to bring your ideas to life.What sets the Sensor:bit apart is its integrated buzzer and audio jack. Immerse yourself in the world of sound as you play melodies through the buzzer or plug in headphones for a private listening experience, making it an excellent tool for engaging classroom activities.The IIC interface support allows you to effortlessly connect components like OLED displays and BME280 sensors, expanding your project possibilities. Additionally, the board's Lego interface compatibility further widens the scope of your creations.Crafted with careful consideration, the Sensor:bit's compact design (57mm x 42mm) is marked with silk printing for easy identification of each IO port. This board empowers learners and makers to dive into micro:bit's capabilities, encouraging experimentation and learning through hands-on activities.Whether you're a student, educator, or hobbyist, the ELECFREAKS Sensor:bit opens the gateway to innovation. Unleash the full potential of your micro:bit and explore a world of electronic creativity and learning possibilities.