Feature 1Multi Functional: 85mm GPS tachometer, the single mileage, total mileage and COG trip functions are clearly displayed on the display screen. 2Advantages: GPS speedometer has the advantages of high accuracy, fast position confirmation, short starting time, low power consumption and long service life. 3High Accuracy: Stepping motor is used to drive pointer to accurately display engine speed, with left and right steering indicator function and headlight switch display function. 4Waterproof and Antifog: GPS speedometer is made of stainless steel 316L frame and anti fog glass. Waterproof and dustproof, with polarity protection and anti fog performance. 5Colorful Backlit: Designed with 7 colors backlit, red, yellow, orange, green, blue, purple, white, can be freely adjusted, which is convenient for night use. 6Universal: DC 932V, GPS tachometer is applicable to RV, yacht, fishing boat, ship, motorcycle, automobile modification and other fields.Item Type:GPSTachometerMaterial: ABS + Stainless Steel + Anti Fog GlassTachometer Display Range: 0-200MPHAccumulated Engine Hours: 0.0-99999.9HBacklight Color: 7 Colors (Red, Yellow, Orange, Green, Blue, Purple, White)Working Voltage: DC 9-32VInstallation Dimension: Approx. 85mm/3.35inFunction Display: COG trip, single mileage, total mileageApplication: RV, yacht, fishing boat, ship, motorcycle, automobile modification and other fields .wang-edit-text{ font-family:'Arial' !important; } .wang-edit-text table { border-top: 1px solid #000; border-left: 1px solid #000; } .wang-edit-text table td, .wang-edit-text table th { border-bottom: 1px solid #000; border-right: 1px solid #000; padding: 3px 5px; } .wang-edit-text table th { text-align: center; }Package List1 x Gauge1 x GPS1 x Manual