Detector Connected -Automatic Car Voltage Circuit Tester For 6V/12V/24V DC System Resistance Probe Pen Highlights Generic Brand Automatic Car Voltage Circuit Tester For 6V/12V/24V DC System Resistance Probe Pen 12V/24V DC Description: High quality circuit tester for 6V 12V 24V electrical systems. Can be used to detect power, ground and find shorts and breaks in wires. The handle lights up brightly if the circuit is good. Quickly check automotive headlights, taillights, turn signal circuits, faulty sockets, connections, fuses, broken wires and more. This circuit tester will save your time and speed up work, perfect for automotive use. specification: Material: plastic + copper wire Size Chart: Size: approx. 240x15x20mm / 9.45x0.59x0.79inch Package includes: 1 Piece Voltage Circuit Tester Note: Please allow 0.5-1 inch difference due to manual measurement. (1inch=2.54cm) Please check the size measurement and picture carefully before making payment.