Portable Wireless Network cable Tester SC8108 LCD Digital PC Data Network CAT5 RJ45 LAN Phone Cable Tester Meter(Grey) AFISHTOUR Use the USB modem with

Use the USB modem with your laptop

convenient storage

4G Wifi signal

it is in the standby state

Portable Wireless Network cable Tester SC8108 LCD Digital PC Data Network CAT5 RJ45 LAN Phone Cable Tester Meter(Grey) AFISHTOUR Use the USB modem with1) The tester uses 6V DC as the power supply only. 2) Never attempt to connect and start the tester with any power supply other than the tester itself. 3) For an economic use of battery,the tester will shut off automatically if it does not work for 30 minutes in succession. 4) One person enough to complete cable continuity check. 5) Check wiring error in 5E,6E,coaxial cable and telephone line. 6) Such as open circuit,short circuit,jumper wire,reverse