3-in-1 tester locates breakers, tests receptacles and GFCI circuits.

This circuit breaker finder quickly and easily identifies the correct circuit breaker protecting a specific electrical circuit. The R5500 also features a receptacle tester to identify faulty wiring and a GFCI check button
• Simply plug the transmitter into a receptacle and scan breaker box to identify the circuit
• Detects 5 3-wire receptacle wiring faults
• Built-in GFCI receptacle check function
• Adjustable sensitivity wheel quickly identifies breaker
• Audible (buzzer) and visual (LED) indicators assist in identification