OctagonStar 16012 Circuit Tester 6V / 12V DC Systems Long Probe Continuity Test Light Car Voltage
OctagonStar Circuit Tester for 6V / 12V DC Systems Long Probe Continuity Tester.<br> High quality circuit tester for 6V and 12V electrical systems can be used to detect power, ground and find shorts and breaks in wires.<br> Handle brightly illuminates if circuit is good. <br>Quickly check automotive headlights, taillights, turn signal circuits, faulty sockets, connections, fuses, broken wires and more.