LCD Backlit Digital Display and LED Indicator: The circuit tester combines an LCD digital backlit display with an LED red/green indicator light design, making it easier to read the voltage value of the screen and distinguish the positive and negative poles. Extended spring wire and anti-lost probe cover: Compared with ordinary wires, the car light tester is equipped with high-quality spring wire that can be stretched to 141.74 inches, making maintenance and diagnostic work more portable, convenient and faster. Instead of constantly searching for a suitable , you can test from the front to the rear of your car. In addition, the integrated design of the anti-loss cover ensures that no matter where you go, it not be punctured and lost. 3-72V wide test range: car test light is upgraded to 3-72V voltage test range, which is than most test lights on the market. This automatic circuit tester is Perfect for checking the circuits of various vehicles such as car headlights, taillights, fuses, car batteries, and more. It can also be used to measure other 3-72V DC circuit systems. Overload warning and buzzer alarm: This car light tester make a buzzer sound when used, and the light in front of the handle makes it easy to identify. In addition, this test lamp also has an over-voltage reminder function. When you use it on 72V DC, the LCD screen display "OL" and the red LED light light up. Please stop testing immediately!, Weight: 0.57099725858 pounds, Manufacturer: PokFhgur