BSIDE FWT81 Network Cable Tester RJ45 RJ11 Wire Tracker Telephone Line Tester LAN TV Electric Line Finder Toner Network Cable Collation Continuity Checker with Flashlight H3 4 cmReceiver Size: 17

4 cmReceiver Size: 17

Anti-interference ability is relatively poor

01O - Power: 1 * 9V - Size: 14

It can smart judge the detected voltage strength by automatically light different color & quantity LED indicators In manual mode: - Low voltage: 12-48V

1x multimeter

BSIDE FWT81 Network Cable Tester RJ45 RJ11 Wire Tracker Telephone Line Tester LAN TV Electric Line Finder Toner Network Cable Collation Continuity Checker with Flashlight H3 4 cmReceiver Size: 17[Super Anti interference]: Upgraded anti interference signal design greatly improves the test experience. The sound is clear and loud when wire tracking, even in much noise environment, so there is no need to use external tools (such as earphones) to identify the signal. [High Efficiency]: Dual knob design, both hands can operate the transmitter or receiver independently, which can greatly improve your work efficiency when compared to other wire