RJ45 RJ11 Network LAN Cable Tester With Battey

● Functions: test RJ45 twisted-pair cable, telephone line
● Maximum test length: 1000 ft (305m)
● Power: 9V battery
● Test correspondingly double-twisted cables 1, 2, 3, 4, 5, 6, 7, 8 and Ground.
● 9 LED lights to indicated wiring connection on both remote and master unit Grounding Test
● Capable to judge wrong connection, short circuit and open circuit.
● It can easily clarify cable, continuity, open and short.
● Verifying Cable continuity, open, short and cross wire pair up to 1000ft with remote kit