Circuit Tracer Kit, Alert Type Sound, CAT Safety Rating CAT III 600V, Display Screen Type OLED, Display Type Digital, For Circuit Type Energized, Non-Energized, For Voltage Range 0 to 600V AC/DC, Maximum Locating Depth 3 ft, Maximum Resistance Not Applicable, Operating Frequency 31 kHz, Receiver to Transmitter Distance 2,100 ft, Tracing Locations Floors, Metallic Conduit, Non-Metallic Conduit, Walls, Standards CE, cULus, N12966, Testing Functions Circuit Breaker Identification