LED Digital Circuit Tester, Voltage Detector, Computer Safe, 3-48V

Easily detect power, voltage, ground, and circuit integrity with the Performance Tool W2990 LED Digital Circuit Tester. Large LCD display provides accurate voltage values. Its surge-protected circuitry ensures safe testing on DC voltages ranging from 3 to 48v, while the backlit LED clearly indicates power (red) or ground (green) for quick and easy identification. The Performance Tool W2990 Circuit Tester is designed for professionals and DIYers alike. Its compact size and durable storage case make it easy to keep in a toolbox or glove compartment for on-the-go testing. With its computer-safe design that draws less than 10mA, you can confidently test circuits without worrying about damaging sensitive electronics. The recoil lead wire extends safely from 3 to 12 feet, providing ample reach for most testing scenarios.