Professional Networking LAN USB Cable Tester-RoHS

25ma 568a 9v auto scanning function battery-operated portable instrument built-in power switch cable continuity Cable Tester Cable Tester-RoHS Description cat 5 cat 5e cross wire pair judge wrong connections LAN USB Cable led main tester includes Network Cable Networking LAN USB Power LED indicator Professional Networking LAN rapid testing Features remote tester includes rj45