This Tester helps to keep your network running smoothly by testing your cables to uncover problematic shorts, open. Its slow and fast switch and LED indicator shows malfunctions. It can be used on Cat 5,Cat 5e,Cat 6,UTP cablesFeatures- Color: Black and Green.- Material: ABS.- Size: 10x10.5x2.5cm (LxWxH).- Allows you to troubleshoot network cables and thereby enabling you to fix it accordingly. Accurately test pin configurations of network cables.- The tester consists of a main master unit and a detachable remote unit, Requires a 9V DC battery to operate.- Test your twisted pair, Straight,Crossover,Cat 5/Cat 5e/Cat 6/UTP cables.- Insert the battery, turn on the tester, and connect one end of the cable to the Master side and the other end to the Remote side.- Both units consist of a series of 8 LEDs for easy pin configuration that show the status of each line on the attached cable.- Handy carry pouch, Modular Cable Tester, Auto scanning function.