Car Truck Circuit Test Pen Style:Black wire digital display (3-24V) and the golden ratio of

and the golden ratio of the viewing angle reduces cervical spine fatigue and effectively improves office efficiency

High-Quality Product - Completely handmade

refined from natural minerals

Comfortable grip and is not tired for long hours of work

Keep your family safe

Car Truck Circuit Test Pen Style:Black wire digital display (3-24V) and the golden ratio ofDESCRIPTION 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