A smart GPS multi-functional horizontal speedometer for driving, fully supports high-precision monitoring of car speed,vehicle tilt angle, vehicle pitch angle changes, compass, time and car battery voltage status, to ensure your driving safety. Precisely shows vehicle tilt angle with clear notification, when the angle is over 40°, alarm alerts. Precisely show vehicle pitch angle changes,when the angle is over 40°the alarm alerts to insure your safety.
After connected to power supply, there will be backlight inside, which will help you see accurately in case of night or dark situation. Elevation error within 5- 100 meters.After the vehicle starts the speedometer starts automatically, after car parking the meter will be in sleep mode automatically. Over speed alarm: Fatigue driving alarm alerts after driving for 4 hours.