Auto Circuit Tester Pen 🔋

Quickly diagnose electrical issues with the Auto Circuit Tester Pen. A compact, easy-to-use tool that detects live circuits, ground faults, and voltage in seconds.

• ✅ Tests 6V, 12V & 24V circuits
• ✅ LED + buzzer indicator for instant feedback
• ✅ Sharp probe tip for tight spaces
• ✅ Long test lead with alligator clip
• ✅ Works on cars, trucks, motorcycles & boats

The first tool every car owner should have.