Main features: high-speed stepper motor, quick response! (Please see the video in the product page) Maximum deflection angle 270 (full scan) Microcomputer controlled with numerous dividers to provide high-precision generated information Stepper motor sufficient for various professional motorsports Fast response LED lighting: Ignition switch When closed, the dashboard is not visible. Colored LED illumination clearly displays once the ignition switch is turned on. Instrument panel lighting and red illuminated pointers provide high visibility. On and off mode: The instrument panel and pointers perform on and off modes, linked with the on/off of the ignition switch. Adjustable color: according to Choose the backlight color based on personal preference. 7 Colors Available Light and Buzzer Dual Warning: Two customer-defined warning RPMs can be set. When the rotational speed exceeds the specified value, the warning LED flashes/lights up and the warning buzzer sounds. Exclusive large indicator light: The exclusive large indicator light lights up in green and red to enhance the visibility of the warning in addition to the warning LED in the instrument. Peak memory function: The maximum speed during driving can be stored and checked later Removable switch unit: The large switch unit with light can be fixed on the instrument or removable Exclusive mounting strap and rear housing: Use exclusive mounting strap and rear housing Secure the meter. Cords can be stored neatly in the back case. Applicable models: All 12V, 1-8 cylinder and gasoline cars. Package includes: 1 80MM tachometer 1 shift light 1 mounting bracket 1 instrument cup 1 installation manual Adjustable 7 colors: Lights out: All accessories: Back of meter: Meter dimensions (design drawing): How to assemble: