Noyafa YB0030 Network LAN Phone Audio Cable Circuit Tester

Capable of hunting 5E, 6E, telephone wire, coaxial cable, USB cable and other cables, check wiring error, such as open circuit, short circuit, jumper wire, reverse connection or Cross- Talk interference.. measure cable Length and determine the distance of open circuit and short circuit, locate cables more conveniently with 8 far-end Passive Test jacks(id no.Id1-id 8). portable unit with long battery life (wait-case 50 hours).