Feature:1. AUTOMATIC SENSITIVITY ADJUSTMENT: The circuit breaker finder can automatically adjust the sensitivity to quickly find the target circuit breaker or fuse to ensure safety issues such as home electricity2. INDICATOR LIGHT DESIGN: The socket tester support low battery warning, can test whether the triangular socket is connected correctly, and 3 indicators can show the socket condition3. EASY TO READ: The socket grounding tester with flashlight is convenient to use in the dark environment, and can quickly determine whether the wiring is correct, 0 wire missing, reverse ignition and other problems4. SCOPE OF APPLICATION: Circuit breaker search tool is suitable for office, home, factory and other places kitchen or bathroom grid reconstruction and engineering acceptance, to protect the safety of electricity5. FAST AND EFFICIENT: Sound and light alarm of circuit breaker finder provide clear indications for quick and efficient circuit break point finding, easy to identify and differentiate between linesSpecification:Item Type: AC Circuit Breaker FinderMaterial: ABSBattery: 1 x 6F22 9V battery(not included)Alarm: Sound and light alarmNeutral Wire or Live Wire Judgment: YesFIND Sensitivity Adjustment: Yes.Package List:1 x Circuit Breaker Finder1 x Socket1 x Storage Bag