ACCURATE & CLEAR DIGITAL READOUT: Quickly diagnose issues in 5-120 V electrical systems. test light automotive delivers precision readings (0.1V resolution) on its bright LED display, making it easier to diagnose faulty wiring, blown fuses, battery issues, lights and circuits for professional technicians and DIY enthusiasts SMART DUAL-COLOR POLARITY INDICATOR: This LED voltage tester instantly shows polarity with bright colors, even in dark garages or direct sunlight. Color-coded polarity indicators help identify positive and negative poles instantly, and the bright digital display shows you the voltage at a glance! EXTRA LONG REACH FOR EASY OPERATION: 96 inches of high-quality, flexible spring wire design allows for more flexible stretching and a wider range of reach for testing. Equipped with heavy-duty alligator clips for a secure grip, one-handed operation is facilitated. This makes it easy to reach tight spots or hard-to-reach areas LONG PROBE AND INSULATED HANDLE: Features a need