Check the listing for details. TLP-123A Network Cable Tester for RJ11/RJ45, Ethernet & LAN Continuity Tool. Color: Green, Condition: New. Listed at 20.31 USD. An essential tool for troubleshooting line faults and network maintenance, it effectively boosts your work efficiency. Portable and Durable: Compact and lightweight design for easy portability. Constructed with high-quality plastic housing for robust structure, ensuring both durability and stability.