Origin:Mainland China Special Features:GPS+OBD System CPU:A500 HUD Item Size:115x35x75mm Model Name:A500 HUD Item Weight:0.4kg Voltage:12V Color Name:Black Material Type:plastic system:OBD2 +GPS dual systems Display page:9 kinds of different display pages Work voltage:11V~18Vdc(12Vdc/200mA) Display channel:HD LCD Display OBD System Features:RPM, Fuel Consumption, Voltage, Water Temperature, total Mileage GPS System Features:Speed, voltage, time, and altitude... OBD2 compatibility:Suitable for most cars after 2008 Special Feature:the only OBD hud with oil temperature on the world A500 HUD GPS+OBD System Head Up Display Smart Gauge Speedometer Security Alarm Water Oil Temp Overspeed Electronic Accessories OBD & GPS (Dual Working Systems) 1.OBD mode information display: vehicle speed, water temperature, voltage,fuel consumption, RPM, single travel mileage, single travel time, system time, intake pressure,oil temperature, air-fuel ratio, turbo pressure, intake pressure, acceleration test, brake test, read data stream... Alarm: Over-speed alarm, Speed alarm, High water temperature alarm, Low voltage alarm, Engine fault alarm, Clear fault code, Free switching between kilometer and miles,KM/h & MPH Switch freely,C & switch freely. 2. GPS mode information display: speed, travel time, satellite time, altitude, number of satellites, driving direction, single mileage, voltage, acceleration test, brake test. Alarm: Over-speed alarm, Low voltage alarm, Free switching between kilometer and miles. Features: 1.-OBD + GPS dual system, can work on all cars.If You Car OBD2 Protocol is Not Open, You Can Choose GPS Working System, GPS is Compatible with All Cars 2. -Two installation methods:1) stand on dashboard, 2) upside down on windshield 3. -The bracket can be rotated in 360 degree to adjust the visual angle and height. 4. -Speed Unit KM/H & MPH Switch freely; 5. -Turbine pressure: PSI and KPA switch freely. 6. -Fuel consumption units: KM/L and L/100KM, L/H; Engine is on but Stationary (Speed is at 0): show instant fuel consumption, unit is L/H. When car is in motion, the interface will automatically change into KM/L or L/100KM as your setting; 7.-The first HUD to show all data of OBD+GPS dual mode, no need to switch working system if OBD2 protocol is compatible. 8.-Add AMBIENT LIGHT:the default color is in Blue When there is an alarm,change to red and flashing (remains the brightest) to Remind the driver. 9.-Modern design and high quality: New tooling design, driver can see the clock (right corner) all the time. 10.-9 kinds of different interface, you can choose any display interface you prefer.