Test Light with Voltage Display and Digital Led Light 5-30v Test Pen,Electrical Tester Pen with Alligator Clip,Probes and Replaceable12v5w Bulb,for Truck/Automotive Voltage Circuit Fuse Tester

【Simple And One Second To Use】This tester light has 1m long cable, which provides more flexibility for testing circuits.And it carries a large size alligator clip for easy one-handed operation.
【LED Indication, Bidirectional Voltage Testing】This test light automotive is a bidirectional voltage tester. You can attach the alligator clamp either to negative or positive ground, there is also a light emitting diode on the digital display for polarity indication, red light indicates positive polarity and green light indicates negative polarity.
【Applicable Scope】Professional car circuit tester with 5-30V DC voltage test range, ideal for checking various vehicle circuits, can quickly check automotive headlights, taillights, turn signal circuits, faulty sockets, and fuse connections.
【Replaceable LED bulb design】Our electrical tester pen is designed with replaceable light, you can choose 12V5W light to replace the bulb of the tester pen by yourself.
【NOTE】Car circuit tester pen working range is 5V-30V, more than 30V may burn out the tester pen.

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