Quickly locate the correct breaker with precision using our Circuit Breaker Finder, which identifies the target in just two scans. This ensures efficient and reliable troubleshooting for any electrical fault.·【Versatile Two-Part System】Consists of a transmitter connected to an outlet or fixture and a receiver that scans the breaker panel.  Works on 90-120V AC circuits, it seamlessly adapts to various electrical systems, making it ideal for both residential and commercial applications.·【Clear Visual and Audible Alerts】Equipped with visual indicators and an audible alert, the receiver lights up and beeps when it locates the target breaker. It allows users to quickly and confidently identify circuit breakers.·【Built-In GFCI Outlet Tester】The transmitter features a built-in GFCI outlet tester to inspect wiring conditions and test GFCI devices for enhanced safety.  A large, backlit LCD screen provides clear readings, Auto-Hold function holds the reading for hard-to-reach outlets.·【NCV Function】The receiver includes a Non-Contact Voltage (NCV) function, which detects nearby voltage sources quickly and safely.·【Carrying Case】The durable carrying case keeps your device and accessories organized, secure, and portable, making it convenient for on-the-go professionals.