6 Gauge Set 85mm GPS Speedometer 0-200MPH Tachometer 8000RPM Gauge for Boat Car. 6 Gauge Set 85mm GPS Speedometer 0-200MPH Tachometer & 52mm Fuel Gauge Water Temp Oil Press Volt 7Colors LED For Car Boat. 0-10Bar 1/8NPT pressure sender. 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. Install Diameter: f85mm or 3-3/8. Working Voltage: 932V DC. Size: 12x8x12cm / 4.72×3.1×4.75 inch. Backlight:7 Colors Backligt. 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). Measuring Range: Empty – Full. Resistance: 240 (E) – 33 (F) ohms. Input signal: 287.422.4 ohm. Install diameter:f52mm or 2-1/16. Indication range:010bar / 0-150 PSI. 1X 85MM Digital GPS Speedometer Gauge. 1x 52MM Fuel level gauge. 1X 52MM Water temp gauge. 1X 52MM Oil pressure gauge.