Newest M60 Car GPS HUD Speedometer Intelligent Inclinometer Offtoroad Speed Display Tilt Pitch Angle Compass For All Cars Feature1. 2 in 1 Smart Car Safety System: GPS HUD and Vehicle Inclinometer2. Plug and Play: Start with the car and turn off with car"'"s engine off.3. Easy installation: with cigare lighter, can work on all vehicles.4. Speed Unit:km/h and MPH Switch freely.5. Builttoin hightoprecision GPS module with dualtochannel satellites. Realtotime display car"'"s Speed,Voltage, also Attitude, Compass, Coordinates...6. Builttoin Slope Sensor: for pitching angle, roll angle measurement.7. Different alarms: overtospeed, over or high voltage, abnormal altitude, Fatigue driving, Tilt Angle Danger alarm, Pitch Angle Danger Alarm 8. Support Clock and Driving speed calibration Specification:Power Supply: DC 10V to 30VPitch Angle: to40to and40Time Error: Voltage Precision: 0.5VGPS Cold Start Duration: 32s AverageGPS Update Rate: 1SDimension: 127x25x60mm (LxWxH)Working Temperature: to40 and80Roll Angle: to40to and40Voltage Range: DC 10V to 30VSpeed Precision: GPS Hot Start Duration: 1s(Average)Wireless Transmission Frequency: 2.4GHzWeight: 230g Packing List1x Main host1x Holder1x Cigare Lighter1 set Installation Tools GPS HUD Dashboard and Inclinometer 2 in 1 Intelligent GPS Gauge 100 percent suitable for All Cars.GPS HUD Functions: Speed, Altitude, Longitude and Latitude, Compass, Voltage...Realtotime measurement of vehicle rolling angle and pitch angle. Accurately display the downhill or uphill and left or right inclination value and equipped with overtoslope alarm.Builttoin light sensor, can adjust brightness automatically.