Cable Testers & Finders – Anti-Jamming | Underground Wire Tracker

NF-820 Underground Cable Tracker Detector Tester for AC 220V High & Low Voltage, Anti-jamming, Wire Locator with Alligator Clip, Coax BNC telephone RJ11 network RJ45 cable, Multi-core Metal Line

NF-819 Anti-jamming Underground Cable Tracker Detector Tester Wire Locator Low Voltage w/ Polarity Test Function Locate Electrical Wires, Telephone Wire, Coax Cable