3V-70V Car Truck Voltage Circuit Tester Digital Display Long Probe Pen Light Bulb Automobile Diagnostic Tool

This probe pen is ideal for checking circuits, fuses, switches and wiring on automobiles, trailers, boats, motorcycles and other low voltage systems. Connect the alligator clamp to the ground, then take the probe to test circuit. If the indicator light is on, there is electricity.

Features:
Handle is made of plastic and the hardened & tempered carbon steel probe is chrome plated.
The sharp steel probe easily pierces wire insulation to check circuitry.
Light in handle glows when circuit connection is complete.
Test a range of circuits ranging from 3V to 70V.
Light weight design and super convenient to bring with.