UNI-T UT25A Digital AC Circuit Breaker Finder - GFCI Tester, 90-120V, Adjustable Sensitivity, Beeper & LED Indication

Efficient circuit breaker location：The UNI-T UT25A features a plug-in transmitter and handheld receiver. The transmitter injects a tracking signal into the circuit, and the receiver, with adjustable sensitivity via a combined power/sensitivity knob, emits audible beeps and flashing LEDs when the signal is detected, enabling quick and accurate identification of circuit breakers. Comprehensive GFCI testing：This tool is not only a circuit breaker finder but also a GFCI tester. The transmitter has a built-in GFCI outlet tester that uses three LEDs to display correct wiring or specific fault conditions, such as open ground, reversed hot/neutral, etc., ensuring the safety and proper functioning of GFCI outlets. User-friendly design：It comes with a 9V battery for both the receiver and transmitter, allowing for immediate use. The compact and lightweight enclosures, along with the intuitive audio and visual indications, make it easy to operate for electricians and maintenance personnel in various settings, including residential and commercial environments. UNI-T UT25A Digital AC Circuit Breaker Finder - GFCI Tester, 90-120V, Adjustable Sensitivity, Beeper & LED Indication