Magnet Test Pen

This handy pocket sized tester helps you find the north & south poles of magnets and magnetic fields.

Uses two color LEDs to indicate (red for N , green for S) along with a loud buzzer tone indication.

Excellent for testing and repairs in electronics, automotive, speaker, motor, HDD, and generators, science experiments, etc.

Red and green LEDs indicate the polarity of the magnet under test.

Pocket clip for storage and transport.

Operates on (4) LR44 batteries (included).

The Magnet Test Pen is $ 29.95 + $ 15.00 s/h.