Feature 1. Support the PXT graphical programming interface developed by 2. Support WINDOWS, MACOS, IOS, Android and other operating systems3. The programming environment is based on WEB services, no need to download additional compilers4. Program the computer through USB programming and emulation5. The mobile terminal wirelessly writes and emulates the program through Bluetooth. Supports a variety of mainstream programming languages including JAVASRIPT, PHYTHON, MBED C board is designed by BBC which aims to help children at or above 7 grade to learn programming better. board has abundant board resources, including a 5 x 5 LED metric dot array, 2 programmable buttons, Compass, USB ports, Bluetooth module etc.. It is only pocket size but very powerful. You can programming, customize or control it as well.size: 13.1 x 8.2 x 2.3 cmColor as shownmaterial:PC+MetalPlease note: The color of the development board may be different due to different batches, but the function is the samePackage Contents:1 x v1.5 board1 x Quick start guide1 x 1 x Battery Holder2 x AAA BatteriesOnly the above package content, other products are not included.Note: Light 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.