The MaxTow Double Vision Tachometer Gauge is an electronically driven high performance truck gauge that displays readings from 0 to 10,000 RPM and can be installed on any 1 through 10 cylinder gas powered engine. Experience dual readouts with both analog and digital displays that feature ultra-bright LEDs in several solid color options. The illuminated red needle sweeps 270° and is driven by stepper motor technology to create an extremely smooth needle movement. Plus choose from several different styles designed to enhance the look of your gas truck. Get ready to hit the road and Tow to the Max®!