FIND WIRES QUICKLY AND ACCURATELY Detect wires in a range of applications including buried wires (including single strand, broken wires, etc.),SAVE TIME AND BE SAFE Thanks to the tone signal you will track your cable quickly and you don't have to take the risk of not knowing exactly where your wires are located FLEXIBLE USAGE Thanks to the CONT mode you can check for short and open circuits, and the RJ11 connector lets you test telephone systems easily Adjustable sensitivity for differentiating wires in close proximity and avoid false detection