6 Gauge Set GPS Speedometer Waterproof Fit Truck Car Marine Boat Yacht Universal. 6 Gauge Set 85mm GPS Speedometer 80MPH/120KM/H Waterproof for Marine Boat Car. 316 stainless steel for long-term use even in acid-base, humid environment. IP67 waterproof and dust-proof grade. With curved glass(with anti-fog function). Suitable for all kinds of vehicle modification. Using stepper motor drive pointer, accurate display of the engine speed, and with the LCD display clear display mileage. Gauges have many kinds backlight color (red, yellow, orange, green, blue, purple, white), customers can adjust any color that you like. Fixing dimension:85mm(3-3/8 inches). Working Voltage:9-32VDC(12VDC/24VDC). 7 Backlight color:red, green, blue, white, yellow, cyan, purple. Engine hours: 0.0-99999.9H. Backlight :7 Color backlight. Indicating Range: 08000 RPM. Sizes: 52 mm (2-1/16). Measuring Range: 8-16 (V). Resistance: 240 (E)-33 (F) ohms. Input signal: 287.422.4 ohm. Install diameter:? 52mm or 2-1/16. Indication range:010bar / 0-150 PSI. 1X 85MM Digital GPS Speedometer Gauge. 1X Fuel level gauge. 1X Water temp gauge. 1X Oil pressure gauge. 1X Fuel level Sending Units (240-33ohms). 1X Oil pressure Sensor (1/8NPT). 1X water temp Sensor (1/8NPT). 1X Tachometer Sensor(M161.5). NOTES: The Sending units will be included.