Device for checking live 6-24V, AC or DC circuits.
Tests for shorts in automotive and truck electrical systems, motor field coils, radio, and low-voltage circuits, a ground circuit of all lamps, wiring, fuses, etc.
The bulb in handle glows when a circuit is complete (bulb included).
Pointed 3-3/4" (95 mm) probe makes checking easier.
Deluxe 3.5" (89 mm) long handle with nylon top holds the replaceable bulb.