Multi Function Cable Tester Handhold Tool Network Ethernet Telephone Cable Wire Detector Tracker

Cable Tracker
Line DC detecting anode and cathode determinant
Open, short and cross testing for RJ45,RJ11 cable
Easily tracking the correspondent cable
Earphone offered can be used to prevent interference
from the outside
Easily work as usual while putting on the light switch
in the dark environment
Packing: Gift box