Features and Benefits: * Features an extra long wire that stretches up to 12 feet for use, then automatically retracts * Great for use on cars, trucks, boats, trailers, motorcycles, airplanes and snowmobiles * A heavy duty ground clip with insulator is on one end of the retractable wire and a spring supported strain relief is on the other * Use for 6 and 12 volt vehicles * Its super-sharp probe can quickly and easily check electrical circuits, and accessories This item is ideal for the technician"s tool box and is a ideal for testing electrical (6 volt and 12 volt). The long 12 foot cord is perfect for any type of shop environment and automatically retracts for easy of use. 1 year warranty on material and workmanship.