Features Designed for test the wire circuit state of network cable, telephone cable, such as open, short, cross, etc. High quality network cable tester suitable for testing both RJ45 Ethernet cables and RJ11 cables. This model adopt automatic scan model, which can rapidly get a test result.With this network cable tester, you can judge wrong connection, short circuit and open circuit. The tester has a detachable section making it perfect for testing cable runs in different locations. RJ45 Network Cable Tester tests double-twisted cables 1, 2, 3, 4, 5, 6, 7, 8 and Ground.Compact and light weight network cable tester, useful for home and outside use. Specification:Model: WZ-468Detected Cable type: RJ11,RJ45Power supply: 9V laminated battery(Not included)Size: 9.7*10.3*2.8cm/3.8*4.1*1.1inWeight: Approx.116g/4.1oz Instructions:1. Testing double twisted cables 1,2,3,4,5,6,7,8 and G corresponding ,and tell users which exact line is on wrong circuit2. Switch ON is the normal test speed, "S" is the rapid test speed, and OFF is Turn off the Tester3.turn on the tester ,insert the line connector into main tester and remote control .Then the indication lights(1 to 8 and G) will flashMain tester:                1-2-3-4-5-6-7-8-GRemote control tester:1-2-3-4-5-6-7-8-G（RJ45）                                   1-2-3-4-5-6------   （RJ12）                                   1-2-3-4----------    （RJ11) Package list:1 x Network Cable Tester (battery not included) Package List