Support Dropshipping and Wholesaling.      100% Original and Good Quality with Free After-sale Warranty.                   OVERVIEW: You can use your for micro:bit for all sorts of cool creations, from robots to musical instruments - the possibilities are endless. This little device has an awful lot of features, like 25 red LED lights that can flash messages.    There are two programmable buttons that can be used to control games or pause and skip songs on a playlist.    Your for micro:bit can detect motion and tell you which direction you're heading in, and it can use a low energy Bluetooth connection to interact with other devices and the Internet.        Software    1.Supports Microsoft PXT graphical editor    available on Windows,macOS, iOS and Android    online programming, needs no more compiler    download/debug your code on PC via USB    download/debug your code on mobile devices via Bluetooth    2.Supports multi popular languages like Javasript, Phython, Mbed C, etc.    Microsoft touchDevelop IDE    Microsoft Blocks    CodeKingdoms Javascript    MicroPython    mbed enable    Hardware    1. Nordic nRF51822    16 MHz 32-bit ARM Cortex-M0 microcontroller    Bluetooth 4.0 low energy/2.4GHz RF SoC    16kB RAM    256kB Flash    2. Freescale KL26Z - 48 MHz ARM Cortex-M0+ MCU    3. Compass - Freescale MAG3110 3-axis magnetometer, I2C interface    4. Accelerometer - Freescale MMA8652 3-axis accelerometer, I2C interface    5. Power connector - 3V power supply    6. Reset button - reset the system    7. Micro-USB connector - for connecting PC, download code, serial communication, etc.    8. 5*5 LED display -5*5 LED grid    9. Button A/B * programmable buttons    10. I/O connection pins * 5 I/O rings and 20-pin edge connector, including SPI, UART, I2C, Analog, PWM, etc.    11. size: 55 x 21 x 15mm    Compatible With: ARM    Colour: Black    Material: ABS        Package Contents:    1 * Development Board        Only the above package content, other products are not included.    Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.