Features: 2D Vision reflection display make your view more comfortable, more realAbility to display a huge range of car statistics including: speed, engine rotational speed, water temperature, battery voltage, instantaneous fuel consumption, average fuel consumption, local time,single driving time,mileage measurement, shift reminder, fatigued driver reminder, low voltage alarm, high temperature alarm, speed alarm, engine fault alarm, fault code elimination, ability to change units e.g. Kilometre/milePlug and Play connectivity with any OBDII or EUOBD capable vehicleMulti colour design makes the screen easier to read highlight important details for quick viewing, the use of nanotechnology to eliminate unwanted reflections making the information easier to readAuto power on and off with the vehicle, automatic and manual brightness adjustment mode Specifications: Working voltage: DC9-16VWorking current: 40mAsleeping current: 15mACompass precision: -1 degreeSpeed range: 0-400KMReal time precision:The same as satelliteSatellite positioning time:Cold start: 30s, hot start: 1sCable Length: Approx. 1mSize: Approx. 125*75*15cmWeight:280g key word:head up display,speed warning projector,car,vehicle,fuel consumption