1. Gauge dials are invisible while the ignition switch is off. Once the ignition switch is turned on, a clear display appears with white LED illumination. A red emitting needle pointer increases visibility.
2. The illumination color can be adjustable from white and amber red.
3. Double warning function by a meter's LED lamp and a beep.
4. Turbo gauge only for 12V vehicles.
5. Work without the control unit.
6. This is universal meter gauges that can fit any car.
