Cable Tracker Wire Tester Kit, RJ11 Short and Open Circuit Finder, EM415PRO Electronic Line Detection Tool with Receiver

DUAL-UNIT DESIGN: Professional cable tracker kit includes both sender and receiver units for efficient wire tracing and circuit testing VERSATILE TESTING: Capable of detecting shorts, breaks, and continuity in various cables including RJ11 phone lines and automotive wiring CLEAR INDICATORS: Features both audio tone signals and LED indicators to precisely locate cable positions and identify wiring problems COMPLETE KIT: Comes with a protective carrying case, test leads with alligator clips, and detailed instruction manual MULTI-FUNCTION TOOL: Serves as both a wire tracer and circuit tester, with adjustable sensitivity for accurate fault detection Note: battery is not included. Please prepare 2pcs 9V batteries by yourself.