The Jonard Tools CM-100 Cable Mapper Pro Kit is specifically designed for locating and identifying up to 8 COAX and network cables in various installations, such as CATV, satellite, telephone, audio-video, CCTV, and security & alarm. With the ability to map multiple cables simultaneously and a toner generator for quick location, this tool is perfect for use in wiring closets or patch panels. Featuring a backlit LCD for clear mapping and identification of wiring faults, as well as live voltage detection to warn of potential hazards, this kit includes everything you need for efficient and accurate cable testing.