85mm Pointer Tachometer RPM Tacho Gauge IP67 Stainless Steel Universal for Car Boat Marine Black.

1. With the use of a stepper motor, which can effectively improve the sensitivity of the gauge.
2. The pointer tachometer has low power consumption, a long lifespan, high accuracy, and high clarity.
3. Due to the red backlight function of the numbers and pointer, it is easy to read in the dark.
4. Use the English user manual for easy installation. It is highly recommended that most cars or engines be installed by professionals.
5. Made of high-quality ABS and stainless steel, sturdy and durable, long service life.

Specification:

Item Type: Pointer Tachometer
Material: ABS + Stainless Steel
Diameter: Approx. 85 mm/3.35 inches
Voltage: 9-32VDC
Waterproof and dustproof rating: IP67
Suitable for: Car/truck/boat/diesel generator/gasoline engine

How to use:

Installation: 1. Cut an 85 mm/3.35 inch diameter hole in the instrument mounting plate and ensure there is at least 55 mm/2.17 inches of clearance behind the instrument. 2. Place the meter in the open hole and tighten the back cover after adjusting the position. Settings: 1. Press and hold the rubber button on the back of the meter for 3 seconds to enter setting mode. If you release the button for more than 3 seconds, it will exit setting mode. 2. Keep the button pressed; the value will continue to increase. Release the button while continuing to hold it down; the value will continue to decrease. The longer the button is held down, the faster the value counts. The minimum counting increment is 0.1, and the adjustable range is 1.0 to 3603. After adjusting the gear ratio to your needs and the number of teeth on the flywheel, release the button. After 3 seconds, the tachometer will automatically save your settings. If the result does not meet your requirements, please reset it. Package List: 1 x Tachometer, 1 x Manual