Discover the indispensable UTP tester for anyone making their own network cables! This handy device, consisting of two parts for the A and B sides of the UTP cable, makes checking connections simple with 8 lights. Correct connections are quickly confirmed if the lights illuminate in the same order. The tester prevents damage to IP cameras, recorders, and surveillance cameras and operates on a 9-volt battery. Suitable for RJ45 and RJ11 connections, with LED lighting and a headphone jack for extra convenience. An essential tool when making UTP cables with a crimping tool, it prevents malfunctions and damage by ensuring the correct connection of the 8 wires. In short, the UTP tester is your reliable partner for seamless and professional cable connections.