CIRCUIT & SPARK PLUG TESTER

Instantly locates wiring problems: bad connections, faulty or broken wires and sockets in 12V - 24V systems. A light will shine if the battery's condition is sound. No light will be visible if there is a short circuit or the battery is low. Includes alligator ground clip and 3"e; metal probe.

Overall length: 8"e; w/ 45"e; lead wire.