Comparison Mode identifies the correct breaker, even when signal strengths are very close
Detect faulty wiring in 3-wire receptacles and test GFCI for proper operation
Bright LEDs indicate 6 wiring faults: Open Ground, Open Neutral, Hot/Ground Reverse, Open Hot, Hot/Neutral Reverse, Hot on Neutral with Hot Open
Built-in Non-Contact Voltage Detector (24 to 300V, CAT III-300V) to check for the presence of AC Voltage before working on a circuit
Enables the safe identification of breaker locations within any electrical panel without removing power; cETLus listed