Universal 60Mm 12V White Led 0-12000Rpm Car Tachometer Tach Gauge for

1, this work with electronic sensors not air core (mechanical sensor);2, Stepper motor is faster more accurate.3, the gauge dials are invisible while the ignition switch is turned off. Once the ignition switch is turned on, a clear display appears with white led lighting. A red emitting needle pointer increases visibility.4, double warning function by the LED lamp of a meter and a beep5, only for 12v vehicles;6, work without the control unit7, this is universal meter gauges that can fit any carcolour: blackMaterial: ABSsize: diameter: 60mmPackage Contents: 1 * Tachometer1 * Harness1 * InstructionOnly the above package content, other products are not included.Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +\/- 1-3cm.