Pro's Kit RJ45/11/12/BNC/USB Cable Tester - NET-MT-7057N

Multi-Cable Support: Tests RJ45, RJ11/RJ12, BNC, and USB Type A cables—no need for multiple testers.
LED Pin Mapping: Sequential LEDs show wire continuity and help detect mis wires or split pairs.
Remote Unit: Allows one-person testing of long cables—perfect for large installs.
USB Cable Test: Verifies USB wiring and pin connections for proper device function.
Portable & Battery Powered: Compact, lightweight, and runs on a 9V battery for field use.