Certification:CE Origin:Mainland China Item Weight:0.4kg Special Features:the only OBD hud with oil temperature on the world Item Size:115x35x75mm Voltage:12V Out Power:W Material Type:plastic product name:OBD2 HUD Car GPS Head Up Display screen size:3 Inch OBD System Features:RPM, Fuel Consumption, Voltage, Water Temperature, total Mileage, Latest software:OBD2 +GPS dual systems Display Mode:Car Speed Projector On-Board Computer Display page:9 kinds of different display pages Display channel:HD LCD Display Work voltage:11V~18Vdc(12Vdc/200mA) GPS System Features:Speed, voltage, time, and altitude... Newest Head Up Display HUD Gauge Smart OBD2 GPS On-board Computer Speedometer Turbo Coolant Temp Car Electronic Accessories OBD & GPS (Dual Working Systems), Works on All Vehicles.(Diesel, Gasoline, Hybrid, Trucks and Motor cars and so on) OBD+GPS Two Chipsets, Dual Working Mode, Can Work on All Vehicles: Default working mode is OBD. If your car doesn't have obd port or obd2 is not compatible, pls go to set" and off OBD