Description: Product List: 1 Circuit Breaker Finding Tool, Packing Size 20cmx16cmx7cmLine Tracing and Detection: Circuit Breaker Finding Tool provides line tracing and detection functions, which can confirm the relationship between the circuit breaker and each socket, helping users to quickly locate line problemsSignals Transmissions and Detection: After the transmitter is in place, the signals is transmitted to the circuit that the receptor can detect. When the signals is detected, the receptor will beep and the green LED will flash, intuitively displaying the line situationAdjustable Sensitivity: The sensitivity of Circuit Tracer Detect Tool can be adjusted to accurately determine the circuit breaker or fuse protecting the selected circuitMaterial and Design: Circuit Tracer Detect Tool is made of PP material, which is easy to carry, does not take up too much space, and is suitable for various working environments Specification: Material: PP Size Chart: Packing size 20cmx16cmx7cm/7.87inchx6.30inchx2.76inch Package Includes: 1 Circuit Breaker Finding Tool(US Plug) Note: Please allow slightly errors 1-2cm differences due to manual measurement.