【Range】Tachometer Readings from 0-6000 RPM. The tachometer monitors the engine's rotational speed and displays the RPM data. Make sure your engine stays in good condition
【Funtion】The tachometer is 52mm (2-1/6 inch), 316 Stainless steel bezel with Anti-Fog curved glass. 67 Waterproof, equipped with waterproof and dustproof tech, keep it away from hot engine get best performance and to avoid fogging
【Backlight】7 Color: red, sky blue, blue, olivine, green, purple, white, you can choose color of you like or driving environment. With red needle and bright backlight, easy to read at night or from any angle
【Features】Tachometer gauge fit for 12/24V Car /Truck/ Boat /Diesel Generator Engine /Gasoline Engine, suitable for 2/4/6/8/10/12 cylinder engines. The gauge display precision and stability, low power consumption
【Package】Includes Tachometer, Wiring Harness, Installation Instructions. Please set the appropriate speed ratio according to the number of cylinders in your car or boat