KIMISS Boat Meter, 85mm GPS Speedometer Km/h Knot MPH DC9‑32V TFT Screen IP67 Waterproof Speed Gauge Universal for Cars Motorcycles Boats (Black Frame on Black)

How to Use:
1. Open a hole with a diameter of 85mm (3 3/8in) on the panel (your cabin panel and instrument panel), insert the instrument into the hole, the panel corresponding to the instrument panel is marked with a boss, and open a small notch at this position, to ensure that there is at least 85mm (3 3/8in) instrument panel on the back of the instrument
2. After installing the instrument into the panel, screw it down with the fixing ring
3. Connect the wires, the red wire is connected to the positive pole of the power supply, and the blue wire is connected to the negative pole of the power supply.

Specification:
Item Type: GPS Speedometer
Material: 316 stainless steel +ABS+PC
GPS SOG: Speed Over Ground: 0-600km/h
ODO: Odometer: 0-999999km (Can Be Adjusted By the Back Button)
TRIP: 0-999.9km (Return to Zero After Power off.)
COG: Course Over Ground (Orientation Pointer)
Working Voltage: 9-32VDC
Three Units Can Be Switched: Knot; Miles Per Hour; Kilometers Per Hour
Protection Level: IP67
Backlight: TFT Screen
Input Parameters: GPS Signal
Fitment: Universally used for DC12V/24V vehicles, motorcycles, yachts, ships, RVs and other vehicle modifications

Package List:
1 x Speed Gauge1 x GPS Speed Sensor
1 x Power Harness
1 x Manual