Compare webshops (1)
Sort by:
Shops with other sizes
Open a 3-3/8" dimension, put gauge into it and fasten Speed Ratio: 0.5-327, You can press the back button to adjust it. Idle speed is typically 600-800rpm. Details refer to owner manual. Suitable for gasoline engine. Tachometer can get signal from engine, ignition coil, crankshaft sensor, or tacho sensor (be sold separately), It shows rpm, hour and BUZZ, Hourmeter Red and Yellow Backlights Available, 8-80VDC(12VDC/24VDC) Working Voltage, 100% Waterproof and anti-fogging protection