RJ45 LAN Cable Tester - Network Cable Tester

• Tests RJ45 Ethernet cables, RJ11 telephone cables, and general network cables. • Features LED indicators to clearly display wiring status, identifying shorts, open wires, and crossed pairs. • Compact, hand-held design for portability and ease of use in various locations. • Powered by a single 9-volt battery (not included) or via the micro-USB power port. • Recommended to replace the battery if LED lights appear weak. • Helps ensure homemade Ethernet patch cables are functional before connecting to devices.