3-48V Digital LED Circuit Tester,Electric Tester Pen with 3.94Ft Wire,Universal Test Light with Voltmeter for Checking Car Headlights,Taillights,Turn Signals,Fuses Circuits
 
Product Features
  

         
LED Digital Display: This car fuse tester has a LED digital display that gives you a more accurate and clearer voltage reading when testing circuits. The LED digital display is illuminated so that you can easily read the voltage values even at night or when working in dimly lit environments. Making it quick and easy to use
         
How to Use: The Circuit Tester is equipped with a display light for testing the positive and negative terminals of a circuit. If the alligator clip is placed on the negative side of the circuit and the test probe touches the positive side, the bulb will light up and the digital display will also light up; if the alligator clip is placed on the positive side of the circuit and the test probe touches the negative side, only the bulb will light up and the digital display will not light up
         
Insulation Protection: This automotive circuit tester has an ergonomic handle with a comfortable grip. And it is made of ABS shell and rubber probe tip guard, which can effectively insulate and protect from electric shock, providing a safer and more stable experience when you operate it, with a long service life
         
Wide Application: Our electric tester pen is designed for testing DC voltage. It can be used to check the wiring and easily help you to find out the fault. You can use it to quickly test automotive turn signal circuits, automotive headlights, taillights, fuses and broken wires, faulty sockets and more. Without wasting too much of your time
         
Operation Precautions: When using light tester to measure electricity, use intermittent measurement, using the point contact method, do not energies for more than 5 seconds, avoid energizing for too long to prevent damage to the circuit board