Locate energized and de-energized wires quickly and accurately in walls, ceilings, and floors Find breaks or opens and shorts, and identify breakers and fuses easily CAT IV 600 V safety rated Includes the i400 AC Current Clamp accessory for inducing a tracing signal on the cable when there is no access to bare conductors "Quick Scan" mode for energized wire detection and visualization on the large color LCD "Precision" mode for more precise detection of a wire "Breaker" mode for easy breaker and fuse identification based on the highest recorded signal detected from the transmitter "Non-Contact Voltage Detection" mode to trace energized wires without the use of the transmitter