Application: Used to detect power, ground, and locate shorts and breaks in wires. Circuit tester compatible with 6V, 12V, and 24V DC automotive electronic systems. Quickly check automotive headlights, taillights, turn signal circuits, faulty sockets, connections, fuses, broken wires, and more. Material: ABS plastic shell, durable steel probes, flexible wire lead with good tensile strength. Ergonomic slim design ensures a secure grip. Probe pen features durable, sharp steel probes that can extend into fuse boxes or pierce insulation to contact wires, helping protect hands. Reinforced spring design helps prevent damage to test leads at the base of the handle. LED indicator in the handle top with red and green lights. Impact-resistant handle helps protect the internal bulb. Wide range: 49-inch cord provides flexibility and extended reach for testing circuits in vehicles or around the house. Long probe with alligator clip allows access to tight or narrow spaces. Specifications: Material: ABS + Metal Color: As shown Test pen length: Approximately 15mm (0.59 inches) Clip length: Approximately 11mm (0.43 inches) Cable length: Approximately 125cm (49.21 inches) Voltage: 6V, 12V, 24V Package includes: 1 x Electric Circuit Tester