Car HUD Head-Up Display HD LCD Car OBD Universal Car Computer Features: 1、OBD mode display information: speed, time, rpm, water temperature, voltage, travel time, distance, satellite, travel direction, latitude and longitude, oil temperature, turbo pressure, acceleration test, brake test, altitude 2、Alarm function: Over speed alarm, high water temperature alarm, low/high voltage alarm, fatigue warning, engine fault alarm 3、GPS mode display information: speed, time, voltage, driving time, driving distance, number of satellites, driving direction, latitude and longitude display, acceleration test, brake test, altitude Alarm function: Over speed alarm Low/high voltage alarm Fatigue driving reminder Specifications: Name: Car LCD monitor Material: ABS+PC Colour: Black Input signal: OBD Screen size: 3 inches Product Size: 104*57*77mm Package Includes: 1*main unit 1*OBD cable 1* Suction Cup Stand 1*Manual 1*Double sided tape Note: Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Thank you! Please allow 1-2cm measuring deviation due to manual measurement.