... cables. Product Features100% brand new!Multi-function cable tester for network cable RJ45, telephone cable RJ11.Capable to judge wrong connection, short ... Can test correspondingly double-twisted cables 1,2,3,4,5,6,7,8, and Ground, meanwhile, can judge ... zipper for st.9 LEDs. Specification Device TypeMultifunctional Cable TesterConnectorNetwork cable RJ45, telephone cable RJ11Demension4.3" L x 4.1 " W ...