Supports the PXT graphical programming interface. Compatible with WINDOWS, MACOS, IOS, Android, and other operating systems. Programming environment is web-based, no need to download additional compilers. Program and emulate via USB connection to a computer. Wireless programming and emulation on mobile devices via Bluetooth. Supports mainstream programming languages including JavaScript, Python, and MBED C. The :bit board is designed by BBC to help children aged 7 and above learn programming. It features abundant onboard resources, including a 5x5 LED matrix, 2 programmable buttons, compass, USB port, and Bluetooth module. Compact and pocket-sized, it offers powerful functionality for coding, customization, and control. Dimensions: 13.1 x 8.2 x 2.3 cm Color: As shown in images Material: PC + Metal Note: The color of the development board may vary slightly between batches, but functionality remains unchanged. Package Contents: 1 x :bit v1.5 board 1 x Quick guide 1 x Battery holder 2 x AAA batteries Contents listed above only; other items not included. Note: Lighting and display differences may cause slight variations in color representation. Measurement error allowed is +/- 1-3 cm.