RYSJM | 85mm Digital GPS Speedometer For Car Truck Boat Motorcycle Speed Gauge with GPS Antenna Odometer Trip MPH Knots Km/h TFT Screen

85mm Waterproof TFT Screen Digital GPS Speedometer Odometer Trip COG ODO Voltmeter 9-32V with GPS Antenna Sensor Boat Auto Gauge This product is customizedSpecifications:SOG: Speed over the ground TRIP: Single mileage, reset after power failure ODO: Accumulated mileage, save when power off COG: heading, clockwise angle of true north Battery voltage: 9~32V Navigation pointer: 8 directions. Can freely switch kont, mph, km/h speed unitWorking environment:Working voltage: 9~32VDC Working current: Working temperature:-20~70C Storage temperature:-30~80C Waterproof rating: IP67Input parametersGPS signal GPS antenna length is 3 meters, length can be customizedConnection1.Black wire: negative pole of power supply (-) 2.Red wire: 9~32VDCPackage Included:1 x GPS Speedometer 1 x GPS Antenna 1 x Instruction manual