ATD Tools ATD-5500 Primary Circuit Tester
- Tests 6 and 12V
- Locates shorts, open circuits and grounds
- Use with ignition on
- Clip to ground anywhere on vehicle and use probe to make contact with wire or cable being tested
- Bulb indicates condition of circuit
- Item Weight - 0.3 lbs.
- ATD-5506 - Replacement Bulb