- Replacement bulb (Cat. No. 69131)
- Tests for continuity of circuit with power off
- Bulb in handle glows when circuit is complete
- Pointed 3-3/4'' (95 mm) probe gets right to the problem
- Deluxe 4'' (102 mm) long handle with removable nylon cap holds replaceable bulb and battery
- 36'' (914 mm) test lead with alligator clip