85mm Tachometer 0-7000RPM Adjustable 7-Color Backlight for Car Boat 9-32V DC (Black)

Features:1.Weatherproof: IP67 waterproof and dustproof, with curved, anti-fog glass, no need to worry about damage caused by the weather.
2.Long service life: Made of 316 stainless steel, PVC, and ABS, it can be used for a long time even in acidic, alkaline, and humid environments.
3.High precision: With an ultra-wide working voltage design, the long-term operating voltage is 9 to 32V, with a maximum of 36V.Low power consumption and high precision.
4. Wide application: Suitable for a full range of stepper motors/generators, ships, construction machinery, agricultural machinery, car modifications, etc.
5.Vibration Resistant: Snaps into the harness connector for a secure connection, so the tachometer gauge can function normally even under strong vibrations.
6.Easy Installation: Each of our gauges will be shipped with a detailed product manual.The manual will clearly describe the installation, wiring, and operating functions of the product.
Specifications:Item Type: Tachometer
Material: ABS + PVC + Stainless Steel
Backlight Color: Red, Green, Blue, White, Yellow, Cyan, Purple (Adjustable)
Signal: Speed ​​Pulse
Range: 0-7000 RPM
Operating Voltage: 9-32V DC
Installation Diameter: Approx.85 mm / 3.35 inches, and ensure there is at least 55 mm / 2.17 inches of clearance behind the dashboard.
Operating Temperature: -30°C to +75°C
Storage Temperature: -40°C to +80°C
Applicable Scenarios: Suitable for machinery in automobiles, engines, boats, RVs, yachts, engineering machinery, etc.

How to Use:Connection: 1. Black wire: negative terminal; 2. Red wire: positive terminal; 3. Blue wire: RPM signal; 4. Yellow wire: backlight wire. Instructions: 1. Press and hold the black button on the back of the meter for 3 seconds to enter adjustment mode (no operation after 3 seconds will exit adjustment mode); 2. After entering adjustment mode, press and hold the button; the value will gradually increase. Press and hold the button again after releasing it; the value will gradually decrease; 3. After adjusting to the desired value, it will be automatically saved after releasing the button for 3 seconds. If it does not match, please reset it; 4. A short press of the black button will adjust the backlight color; only one color can be set, and the color can be automatically switched.
Package List: 1 x Tachometer 1 x Manual 1 x Screw Cap