The Cen-tech Xenon Timing Light is an inductive timing light designed specifically for automotive use. It comes with leads as accessories, making it easy to connect to the vehicle. This timing light does not come with a warranty, but it is a reliable tool for accurately timing engine performance. With the manufacturer part number 40963, this product is a valuable addition to any auto mechanic's toolkit. This timing light is used but it is tested and in great working condition.