Circuit Tester Pen, Auto Car Vehicle Circuit Tester DC 6V 12V 24V Bulb Voltage Tester Pen Yellow

Long Lifespan -------- This 12V test lamp uses a bright, two-pin lamp. The car fuse tester is not easily overheated or damaged after prolonged use.

Fixed Needle Design -------- The fixed needle design prevents the needle from falling out or bending.

Safe to Use Safe and easy to use, there is no heat during operation. The sharp steel probe grips fuse boxes or pierces insulation to make contact with the wire, protecting your hands from harmful materials.

Spiral Wire for Easy Storage Tests continuity on 6-12V AC and 24V DC electrical systems and appliances for open circuits, ground faults, or short circuits.

Quickly check your vehicle's headlights, taillights, turn signal circuits, faulty sockets, connectors, fuses, wire breaks, and much more. Intended Use: Long probe with alligator clip for testing safety features, gripping tight spaces, and piercing insulation. Allows you to check connections and sockets and quickly and easily find short circuits. Detects short circuits and line breaks in wires. Checks voltage regulators, fuses, switches, valves, and distributors.