Name: Multifunctional Cable Tracker Digital Car Circuit Scanner Diagnostic ToolPackage include: 1 x Sender 1 x Reciever 1 x ManualModel: E38311Product DescriptionMaterial: Aluminum alloyColor: blackAudio signal: 1.5kHZReceiving frequency range: 100HZ-300kHZBattery supply: 9V (6F22) 1Size: receiving end 238 43 26mm transmitting end 145 35 25mm Features: Determine if the cable line is continuous Track cable lines and identify where the lines are broken Receiving audio signals in a cable line (telephone line) Determining the status of a working telephone line (idle, ringing, off-hook) Send a single or dual audio signal to the target cableApplication: Network Line Tester Name: AVD06X Dual Mode AC Voltage Detetor Circuit Scanner Diagnostic ToolModel: E38314Product DescriptionMaterial: PlasticColor: blackNature: Auto + Manual sensitivityOperating tempreture: 0-40 Storage temperature: 10-50 Power supply: 9V 6F22Function: 12-1000V ACV, Signal light and buzzer, Flashlight function, Live wire check, sensitivity adjustable Features: Dual mode volatage tester 8LED and 3color showing Distiguish live wire and neutral wire from complex wires Insulation high voltage detect Non-contact voltage sensor, freely detecting indoor wiring and wiring tracking, safe and quick Insullation protection probe Sensitivty adjustment knobApplication: Network Line Tester