ตัวเช็คสายแลน RJ45 RJ11 RJ12 CAT5 UTP Network LAN Cable Tester

ตัวเช็คสายแลน RJ45 RJ11 RJ12 CAT5 UTP Network LAN Cable Tester Remote Test Tools (White/Green) (Intl) Features: 100% brand new and high quality. Main tester: 1-2-3-4-5-6-7-8-G Remote tester: 1-4-3-2-5-6-7-8-G Capable to judge wrong connection, short circuit and open circuit Cable Tester for RJ12, RJ11, RJ45, Cat 5e, Cat 5, 10/100 Base-T, ATT 258 A, TIA-568A/568B .etc It can easily clarify cable, continuity, open and short. Verifying Cable continuity, open, short and cross wire pair up to 1000ft with remote kit. 9 LED lights to indicated wiring connection on both remote and master unit Grounding Test Build in power switch for power saving