This TFT display modules is designed for Raspberry Pi. Operating voltage: 9~12V power supply current requirements within 1A~2A it's best to use a regulator to prevent interference in car; Rated power: 6~7W; Signal Input: 2 video inputs; System format: PAL / NTSC; Transmission mode: RCA; AV1 video input (can be linked to DVD or front-facing camera equipment); AV2 video input (automatically switch to the camera image while backing out); Plug and Play: Support; OSD language: Simplified Chinese Traditional Chinese English Japanese Korean Spanish French German Italian Portuguese; Control: Multi OSD operation or potentiometer to adjust the brightness and color; Features: The mature programs clear display.