1. Compatible with Compute Module IO Board V3 provided by the Raspberry Pi Foundation; on-board ADC, 10-bit, 38KSPS, 11 channels (6 channels for Arduino interface, 5 channels for sensor access); on-board DAC, 2 channels , 16-bit precision; onboard RTC, which is one of the commonly used functions 2. Equipped with Raspberry PiGPIO interface for easy access to various Raspberry Pi expansion boards; 3. Equipped with for Arduino interface for easy access to various for Arduino expansion boards; onboard USB TO UART for convenient serial port debugging Description: Plug Type:US Plug,it applies to Canada, India, Japan, Mexico, Thailand, the United States, the Philippines and so on. Voltage: AC100-240V Material: PCB colour: As shown Specifications: Type: C CM3+ Acce A Package Contents: 1 x Expansion Board 1 x LCD Adapter Board 1 x Infrared Remote Control 1 x DS18B20 Pin Header 1 x FFC Line 1 x Cable 2 x Dupont Wire (Different Models) 1 x USB Cable 1 x US Power Adapter 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 +/- 1-3cm.