7 color user-selectable background illuminations (red blue green white yellow orange and violet) with adjustable brightness for day and night - with independent dimming of dial and pointer.. Features a peak recall function which enables the user to review high gauge readings. The highest reading will be stored by the gauge until it is cleared.. Precision 280" brushless stepper motor movement provides a quiet fluid and accurate pointer movement with superior dial resolution.. Compatible with most 1-12 cylinder engines with 12v ignitions. Some applications may require a tachometer adapter sold separately.. Patented Wide Angle dial design provides the largest viewable dial available in a 2-1/16" gauge.. Includes patented light-weight spin-on bracket and pre-wired harness for simplified installation.