![Autometer Sport-Comp 52mm 8-18 Volt Electronic Voltmeter Gauge](http://www.nicetimeracing.com/cdn/shop/products/a0318b71f536f29c6fbe52842e61f06a_{width}x.jpg?v=1676675798)
Keep tabs on the health and output of your vehicles electrical system safely and accurately. With a patented air core meter movement, this gauge operates with category defining accuracy anywhere from 8-18 volts on negative ground electrical systems. Installation is simple and it can keep you from being stranded on the side of the road.