52mm Engine 4000RPM Tachometer Gauge with Hour Meter 7 Color Backlight for Truck Tractor Car RV Boat DC 9 to 32V Black

Feature: 1. WIDE INDICATION RANGE: The tachometer provides an indication range from 0 to 4000 RPM, allowing you to observe engine performance with precision. The adjustable speed ratio from 1.0 to 360 further enhances its versatility across different engine types. 2. COMPACT AND EFFICIENT DESIGN: This 52mm gauge is compact yet efficient, providing essential data without occupying excessive panel space, ensuring long lasting use. 3. VERSATILE USE: Designed for use with gasoline engines, this tachometer accurately displays RPM and hours of operations, making it an essential tool for various vehicles and machinery. 4. WIDE APPLICATION: The 52mm 4000RPM gauge with 7 color backlight, ideal for trucks, tractors, trailers, cars, RVs, and boats, bringing you professional and dependable use. 5. EASY INSTALLATION: Simply cut a 52mm (2in) hole in your panel with a 55mm clearance behind it to accommodate the tachometer. Once the hole is prepared, insert the gauge and tighten the screws for secure mounting. Specification: Item Type: 4000RPM Tachometer Voltage: DC 9 32V Size: Approx. 52mm 2in Seven Backlight Colors: Red (default), Green, Blue, White, Yellow, Cyan, Purple, Auto Auto: Switches every minute according to the above sequence Fitment: Suitable for Trucks, Tractors, Cars, RVs, Boats. Package List: 1 x Tachometer 1 x User Manual