Circuit tester, cable detector and tone generator, RJ-11 network cable tester, finds and locates wires and cables, tests circuit continuity

【Function】: A 100% brand new and high-quality cable tester that can help you find and trace buried and hidden cables. Perfect for installing, debugging, and maintaining telephone lines and other wires or cables. 【Does not damage the insulation layer】: The cable locator consists of a transmitter and a receiver, detects the continuity of cables or wires without damaging the insulation, traces cables or wires, and diagnoses break points. 【Network cable check】: Receives audio signals through cables or wires (telephone lines), identifies the operating status of the telephone line (idle, ringing, off-hook), no need to call or spend more, you can do it yourself and repair it. 【Easy to carry】: It is reusable and durable. It comes with a bag for easy storage, avoiding dust and shock. Small and lightweight cable locator, easy to carry. 【Package includes】: 1 transmitter, 1 receiver, 1 test cable, 1 carrying case and 1 manual (without battery).