1. OBD+GPS+SLOPE METER Smart Gauge,3 modes in one 2. The first Smart Gauge with RGB color changing Ambient light on 2 sides, more cool 3. Newly added G-Seneor electronic gradient sensor (real-time monitoring of vehicle left and right tilt, climbing, downhill angle) 4. 11 kinds of display screens can be switched freely 5. It can show your local time automatically after search the satellite 6. Adjustable Bracket, there are 2 kinds install method : put on dashboard, stick on window 7. Can read detail fault code 8. Clear fault code Function OBD2 Mode :speed ,voltage,coolant temperature,RPM,Fuel Consumption,Driving time,Driving distance,Intake air temperature,Oil Temperature,Oil pressure ,Turbo,PID List, Over speed alarm, Low voltage alarm, RPM alarm, Water temperature alarm GPS Mode :GPS Speed,Compass,Latitude and longitude Altitude,GPS Time,Satellite number,Accurate Position,Voltage ,Over speed alarm, Low voltage alarm Slope Meter: Roll Angle ,Pitch Angle