Features: 1) Display pixel: 7 x 80 2) Dot matrix: 5 x 7 dots with single color (single red, single green, single yellow), with high brightness 3) Pixel diameter: 5mm 4) Pitch: 7.62mm 5) Pixel density: 5 x 7 pixels / character 6) Supply voltage: DC 9 - 12V 7) Working voltage: DC 5V 8) Max. power: 13W 9) Display mode: left, right, up, down; 16 kinds 10) Display language: English, France, and German 11) Communication method: RS232 / RS485, infrared ray transmission or GPRS (SMS) 12) Communication, and off-line display