Universal Auto 85mm Speedometer 160MPH Speed Gauge Meter Odometer 12V 24V With LCD For Car Truc q

Main Features:
12V/24
0-160MPH
Magnified lens
Stainless bezels
Fast respond Stepper motor
Start point self-calibration
White and amber led backlight
Front button or black button
LCD;ODO and trip /Hourmeter and Sub-total
Calibration:
Speedometer:Set by running 1KM(Mile)
1*Speedometer
1*Cable
1*Installation Manual
Installation instructions:
1:How to wiring:
2:Backlight connection:
3:Calibaration:
4:Alarm Point Setting and state: