Support the PXT graphical programming interface developed by .Support WINWDOS. MACOS.IOS Android and other operating .The programming environment is based on WEB service, no need to download the programmer.The computer end is programmed by USB, emulation program, the mobile end is wirelessly programmed by Bluetooth, and the simulation program.Supports a variety of mainstream programming languages including JAVASRIPT, PHYTHON, MBED C.Suitable for the crowd: students and enthusiasts (primary school and above)Processor: 32-bit ARM MOProgramming environment: online programming tool + local programming toolProgramming language: Graphical programming: MICROPYTHON: SCRATCHOnboard: 1/O asterisk port; bluetooth; accelerometer; electronic compass; button; LED dot screenHow to external devices: ; expansion boardsCompatible voltage: 3VColour: blackMaterial: PCBSize: 43MMx52MMPackage Contents:1 * Development Board (Random Color, 't accept the specified color)1 * Battery Box (Without 2 AAA Battery)1 * Usb Data Cable (Random Color, 't accept the specified color)Only the above package content, other products are not included.Note: Light and different displays may the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.