HIGH-QUALITY MATERIALThe cable tracker is made of ABS rubber, which has shockproof, antifouling and antistatic functions, making it more convenient and safer to use. A carrying bag is provided for easy storage or to take with you. PACK INCLUDES1x transmitter, 1x receiver, 1x test leads, 1x carrying bag and 1x manual(Without battery). Note: The cable break detector cannot test underground cables, and the test can only be carried out when it touches the cable jacket. EASY TO USESend a signal single audio or dual audio signal to the cable or wires of the object. It should be grounded during use to play a better role. The cable tracker can track cables or wires and diagnose the break point. Identify the status in the working telephone line (empty, ringing, off-hook). Thanks to the sound signal, you can quickly track your cable. DOES NOT DAMAGE THE INSULATING LAYERThe cable tracker detects the passage of a cable or wire without damaging the insulation. Check that the cable is continuous. Track cables or wires and diagnose breakpoints. EASY TO CARRYCable tracer is small and light, easy to carry, durable, low power consumption, small and safe. The multifunctional cable break detector is reusable and durable. Comes with a bag for good storage, to avoid dust and shock