coolcold Mini Pro Network LAN Cable Tester RJ11, RJ45, RJ12, Cat 5e Ethernet Detector Lan Adapter(0 Mbps)

Description

1. If one cable, for example cable NO. 3Is open circuited, the two NO. 3 Lights of The main tester and remote tester will not turn on.2. If several cables are not connected, several lights will not turn on respectively. If less than two cables are connected, none of the lights is on.3.If two ends of a cable is disordered, for example NO. 2 And NO. 4, Then displays on: Main tester: 1-2-3-4-5-6-7-8-G in tester: 1-2-3-4-5-6-7-8-G Remote tester: 1-4-3-2-5-6-7-8-G 4. If two cables are short circuited, neither of the corresponding lights is on of the remote tester while main tester remains unchanged. If three cables, including three, are short circuited, none of the corresponding lights is on