RJ11 RJ12 RJ45 CAT5 Network for CAT5 Cable Testers
- Build in power switch for power saving
- Power: 9V battery ( Not Included )
- Grounding Test
- Capable to judge wrong connection, short circuit and open circuit
- It can easily clarify cable, continuity, open and short
- 9 LED lights to indicated wiring connection on both remote and master unit
