Pocket Cable Tester (Toner) - $24.99
Necessary equipment for professional cable, security and satellite installers.  Eliminate the hassle of physically tracing wires. This rugged pocket tone generator will allow you to trace coaxial cables effortlessly and accurately. Absolutely essential when you're faced with a bundle of wires running in all directions - and you don't have a clue where they're going. (RG59, RG6 and RG11 Coaxial Cable)