MH 3.75 inch (95mm) Tachometer with Shift Light, 8000 RPM Gauge, 5-Level Adjustable Brightness Backlight Tach for 12V AUTO

【Range】The tachometer is 95mm (3.75'' inch), black housing made from durable ABS material, tachometer Readings from 0-8000 RPM. Clearly shows the current engine RPM in real-time

【5 Levels Backlight】Large tachometer features a 5-level adjustable backlight. Short press the central black button to easily adjust the brightness, with a red pointer. Whether it's under the bright glare of daylight or the low-light conditions of nighttime driving, ensuring clear visibility in all driving conditions

【Alarm Setting Value】The value pointed by lower left button is the RPM alarm setting value, the alarm setting value is range from 2- 8 kilo revolutions. When the engine speed exceeds the preset value, the SHIFT LED lights up to alert the driver when the RPM exceeds the set limit

【Features】Tachometer gauge suitable for for 1-8 cylinder 12V Car Gasoline Engine. NOT suitable for diesel vehicles. Please set the appropriate speed ratio according to the number of cylinders in your car

【Tachometer Setup Guide】1. Set the number of cylinders: Long press 6 seconds the small button of tachometer to enter the cylinder number setup mode. 2. Adjust the backlight brightness: Short press the small button. 3. Adjust the shift alarm value: Rotate lower left knob. Includes Car Tachometer Gauge, Mounting Bracket Acessories kit, Installation Instructions