Product details:

GlowShifts Black 7 Color Series 2 Inch Tachometer reads from 0 to 10,000 RPM andcan be installed into any 1 through 10 cylinder gas powered engine, making it agreat addition to any performance vehicle. This tachometer includes some incrediblefeatures like 7 color LED through dial lighting, stepper motor technology, as wellas an illuminated red needle that will sweep 270 degrees for maximum accuracy. Theincluded stepper motor gives this tachometer the perfect combination of incrediblyaccurate readings combined with extremely smooth needle movement. GlowShifts 7Color through dial lighting lets you select from 7 different solid colors, alongwith 2 color cycle modes allowing you to match your factory dash lights or add acustom look to the interior of your vehicle. Connecting this gauge to your factoryheadlight switch allows it to dim up to 30% for easier night driving, and with thecolor memory recall feature you dont need to worry about adjusting the color ofyour gauge every time you turn your vehicle on. GlowShifts 2 inch tachometer is installedby connecting the included color coded wire harness to the negative side of yourcoil, your tachometer test port, or with a tach adapter.