UbiGear New RJ11 RJ12 RJ45 CAT5 CAT5e CAT6 Cable Network LAN Cable Tester (468) UbiGear Network Tester, works for cable with RJ11 (6P4C), RJ12 (6P6C) and RJ45 (8P8C) connectors Automatically runs all tests and checks for continuity, open, shorted and crossed wire pairs. Visible LED status display. The lights of the main tester will turn on sequentially from 1 to G once turned on. Detachable remote tester, test remote cable up to 1000ft Power supply: DC 9V battery (not included) UbiGear One-Year Limited Warranty