Check the listing for details. CALHAWK EXTRA LONG PRO GRADE 6-12 VOLT CIRCUIT TESTER. Condition: New. Listed at 13.99 USD. Brand New CAL-HAWK Extra Long Pro Grade Circuit Tester For use on cars, trucks, boats, trailers, vans, rv's, motorcycles, and snowmobiles Use to check electrical circuits and accessories on all 6 and 12 volt systems Coiled wire stretches to 12 feet for use then automatically retracts Probe is insulated to prevent arcing when reaching down in engine bays Probe is super sharp to allow for easy wire piercing and easy wire harness testing Extra long probe provides access in hard to reach places that can not be reached with standard length circuit testers Use these to find live wires, broken wires, to test fuses, to test light sockets These are also used as a timing light in the following vehicles Austin healy Fiat Jaguar M.G. Peugeot Porsche Renault Saab Sunca(1000 series) Triumph Volkswagon Refer to vehicle owners manual for testing details Thanks for looking