Prosport Tachometer SpecificationsProsport offers a wide range of gauges that are great value for money. This electronic tachometer has a diameter of 115 mm and can read up to 300 km/h. It has an incredibly precise stepper motor and a black display with a white red or blue backlight (depending on your choice).The tachometer features an adjustable warning light activating a LED at a set speed. It also includes a Peak function which allows you to record the maximum speed reached.Universal and comes with all necessary wires for a quick and simple installation.