Features Efficient Troubleshooting Tool - Easily identify broken wires and crossed connections in your network and telephone cables for quick repairs Dual Units for Versatility - Features a main master unit and a detachable remote unit, each equipped with RJ11 and RJ45 jacks for comprehensive testing Convenient Power Supply - Operates on a standard 9-volt battery (not included) and comes with a zippered synthetic leather case for easy storage and transport Clear Status Indicators - Equipped with 9 LED lights on each unit to display the status of each wire, supporting both fast and slow automatic testing modes Ergonomic and Durable Design - Features a streamlined shape that is anti-fall and anti-light, ensuring reliability and comfort during site construction tasks Features: 1、Designed for test the wire circuit state of network cable, telephone cable, such as open, short, cross, etc 2、 network cable tester suitable for testing both RJ45 Ethernet cables and RJ11 cables. 3、This model adopt automatic scan model, which can rapidly get a test result 4、The tester has a detachable section making it for testing cable runs in different locations. 5、RJ45 Network Cable Tester tests double-twisted cables 1, 2, 3, 4, 5, 6, 7, 8 and Ground Specification: Features: Designed for test the wire circuit state of network cable, telephone cable, such as open, short, cross, etc 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 The tester has a detachable section making it 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 With this network cable tester, you can judge wrong connection, short circuit and open circuit. Compact and light weight network cable tester, useful for home and outside use. Specification: Model: WZ-468 Detected Cable type: RJ11,RJ45 Power supply: 9V laminated battery(Not included) Size: 9.7*10.3*2.8cm/3.8*4.1*1.1in Weight: 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 circuit 2. Switch ON is the normal test speed, "S" is the rapid test speed, and OFF is Turn off the Tester 3.turn on the tester ,insert the line connector into main tester and remote control .Then the indication lights(1 to 8 and G) will flash Main tester: 1-2-3-4-5-6-7-8-G Remote control tester:1-2-3-4-5-6-7-8-G（RJ45） 1-2-3-4-5-6------ （RJ12） Package List