Key Features & SpecificationsSupported Connector Types: It features dedicated ports to test RJ45 (Ethernet/LAN cables), RJ11 (telephone lines), BNC (coaxial cables), and USB modular cables.Two-Piece Design: The kit includes a Master Unit and a detachable Remote Unit. This setup allows a single technician to test long cable runs installed across different rooms or floors.Diagnostic Capabilities: It identifies common wiring faults including open circuits, short circuits, cross-wiring, and split pairs.LED Status Interface: A sequence of numbered LED lights maps out each wire pin to confirm clear end-to-end electrical continuity.Power Source: Typically operates using a standard 9V battery