Tachometer 3000 Trachometer at 3000 RPM (white dial).

Specifications: Item Type: 3-in-1 Tachometer Material: ABS + Stainless Steel Voltage: -32V Display: Engine speed, temperature, oil pressure, accumulated hours during starting and notation: IP67 Application: Suitable for car/truck/boat voltage parameter setting Instructions for use and settings: 1. Press and hold the rubber on the back of the meter for 3 seconds to enter setting mode. If you release it for more than 3 seconds, it will exit setting mode. 2. Press and hold the value; the value will continue to increase. Release and press again; the value will continue to decrease. The longer it is held, the faster the value counts. The minimum counting increment is 0, and the range is 0-360. 3. After adjusting the gear ratio to meet your requirements (the number of teeth on the flywheel), please release the rubber. After 3 seconds, the tachometer will automatically save your settings. If it does not meet your requirements, please reset it. Package List X Tachometer X Manual X Harness