RJ45 and RJ11 Network Cable Tester, RJ45/RJ11 Black

1) Quickly and easily checks network cables

2) Checks open and short terminals, straight through or crossover wiring types

3) Ideal for I.T enthusiasts who with to make their own network cables

4) Operates from a single 9V PP3 battery (not supplied)

5) Cable tester with AM to BM ,AM to AM,RJ45 to RJ45