5-in-1 LAN Phone Data Network Tool Kit
This is a network cable tester for RJ11, RJ12, RJ14, RJ25, RJ45, RJ61 ,Cat 5e, Cat 5, Cat6,10/100 Base-T, AT&T 258 A, TIA-568A/568B. It can test correspondingly double-twisted cables 1,2,3,4,5,6,7,8, and Ground. The tester features 9 LED lights to indicate wiring connection on both remote and master unit. Powered by 9V battery (not included).