1. Support the PXT graphical programming interface developed by 2. Support WINDOWS, MACOS, IOS, Android and other operating systems 3. The programming environment is based on WEB , no need to download additional compilers 4. Program the computer through USB programming and emulation 5. The mobile terminal wirelessly writes and emulates the program through Bluetooth Supports a of mainstream programming languages including JAVASRIPT, PHYTHON, MBED C Applicable population: primary school, junior middle school and senior high school : windows, MacOS, IOS, Android, etc Programming software: javasript, python, mbed C, etc Colour:black Material:PCB Package Contents: 1 * BBC :bit Development board (random color,The specified color is not accepted) 1 * Battery box (with 2* AAA batteries) 1 * USB cable (random color,The specified color is not accepted) 1 * Acrylic Protective Shell Only 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.