The Klein Tools ET450 Advanced Circuit Tracer Kit is a professional tracer for energized and non-energized breakers, fuses, and wires. When the Transmitter is connected to a circuit, the Receivers sensitivity can easily be adjusted to detect the transmitted signal on breakers, fuses, and wire through drywall, cement block, and underground. Kit comes with transmitter, receiver, blade and ground prongs, alligator clips, 3-Foot and 20-Foot lead adapters, AC plug leads, instructions, all required batteries, and a hard carrying case with handle for convenient transportation and storage.

• The Advanced Circuit Tracer Kit provides reliable tracing of energized or non-energized breakers, fuses, and wires
• Easily adjust receiver sensitivity level to detect the transmitted signal through drywall, cement block, and underground
• Versatile applications include tracing wires, conduit or pipes, or a single wire in a bundle
• Audible beep and visual indicators on receiver denotes signal strength
• Receiver features a flashlight for illumination in low-light areas and NCV function to test if wires are energized
• Transmitter has AC/DC external voltage indicators of 12V, 48V, 120V, 240V, and 480V
• Kit comes with transmitter, receiver, blade and ground prongs, alligator clips, 3-Foot and 20-Foot lead adapters, AC plug leads, instructions, all required batteries, and a hard carrying case