Extech Extech 40180 Tone Generator and Amplifier Probe Circuit Finder Kit

Size:Heavy Duty Wire Tracer Product description Non-contact probe audibly identifies selected wire or cable. Trace phone, computer network and coax cables. Tone generator is terminated with RJ11 and RJ45 connectors plus alligator clips. Selectable continuous or variable tone. Continuity and ring/tip identification test Dimensions: 1.0 IN x 9.0 IN x 2.3 IN From the Manufacturer Non-contact probe audibly identifies selected wire or cable. Trace phone, computer network and coax cables. Tone generator is terminated with RJ11 and RJ45 connectors plus alligator clips. Selectable continuous or variable tone. Continuity and ring/tip identification test