Key Features & Specifications:
Cable Compatibility: Tests both RJ45 (8-pin Ethernet/LAN) and RJ11 (4/6-pin Phone Line) cables.
Diagnostic LEDs: Clear sequential LED indicators display wiring status, including:
Open circuit (broken wire)
Short circuit (wires touching)
Crossed wires (incorrect pairing)
Straight-through connections
Easy Operation: Simple "ON/OFF/S" switch for powering on, off, or a slow test mode.
Two-Piece Design: Includes a Master unit and a detachable Remote unit for testing installed cables or those in different locations.
Power Source: Typically powered by a 9V battery (not usually included).