Unit Byte Button is an 8button touch switch input unit equipped with 8 button inputs and 9 WS2812C RGB LEDs.It uses the STM32 microcontroller and supports I2C communication.The board includes two Port A interfaces and supports cascading multiple Unit ByteButton modules, making it suitable for complex systems.It can achieve button input detection and dynamic lighting feedback, ideal for smart home control, gaming devices, educational platforms, industrial status displays, and interactive exhibitions.Note:due to different production batches, the printing screen printing/appearance is different, which does not affect the use.Specifications:8 button inputs9 WS2812C RGB LEDsSTM32 microcontrollerI2C communication interfaceApplications:Smart home control panelsGaming or entertainment device controllersEducational and laboratory development platformsStatus control and feedback devicesPortable device debugging toolsInteractive exhibitions or scene controllersUser interface for small instrumentsColour:GrayMaterial:PlasticPackage Contents:1 x Unit ByteButton1 x HY2.04P cable(The color is random, and the designation is not accepted)Only the above package content, other products are not included.Note: Light reflection 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 +/ 13cm.