915 Generation W/COG Trip Total Mileage 120KM/H,80MPH for Car Boat Marine

Detailed information about the product：

Open a 3-3/8 inch dimension and 2-3/4 inch depth hole, put gauge into it and fasten
Using stepper motor drive pointer, accurate display of the engine-speed, and with the LCD display clear display mileage.
It takes about 30 seconds to get signal in the first time, but less than 3 seconds after that. It gets quicker under a clear view of the sky. Sometimes if signal is missing, pls. reconnect all wires and restart it.
Tachometer fit for Car /Truck/ Boat /crude oil Generator Engine /Gasoline Engine,Equipped with 3 meters long GPS antenna
Speedometer Less power consumption, longer life, higher precision,quick location confirmation, short start up time

COG: heading, angle of navigation direction
TRIP: Single mileage, reset after power failure
Total accumulated mileage: 0-999999KM
Input parameters
GPS signal
GPS antenna length is 3 meters, length can be customized
Working environment:
Working voltage: 9-32VDC
Working temperature: -30-70Celsius
Storage temperature: -40-85Celsius
Waterproof rating: IP67
Wiring:
1. Black wire: negative pole of power supply (-)
2. Red line: 9-32VDC
3. Yellow line: backlight
4. blue line connects the button to adjust the short mileage setting to zero
type: 120KM/H,80MPH
Colour:black
Material:Plastic + Metal

Package Contents:
1 x 3 IN 1 GPS Speedometer
1 x GPS sensor
1 x Connection harness

Only the above package content, other products are not included.
Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.
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