Features LED Light This cable tester has bright and clear LED light, which can display connections and faults with clear instructions. MULTIPLE FUNCTIONS The cable tester has functions such as automatic network line scanning and testing, checking the correctness of jumpers, short circuits and sequence of conductive wires. Test: The cable tester can test 4 kinds of lines, can test the RJ11, RJ45, BNC USB line, a simple one-key test, test the installed cable or jumper, the remote component is placed in the host. The buzzer provides test results: this is a cable tester with buzzer, which can provide audible test results. Built-in Battery Device Port The remote part of the cable tester is placed in the built-in battery device host and port. Specification: Item Type: Network Cable Tester Material: ABS BNC Termination: 25Ohm/50Ohm. Indication Maximum cable length: 1000ft Open Short Circuit Test Power supply: 9V alkaline battery (delivered without battery) Application The 4 in 1 multi-function tester is a multi-function network tester that integrates 4 functions, which can test phone lines, network cables, USB cables and BNC cables, and can quickly connect open circuits, short circuits and reverse connections. testing. Using the attached remote terminator (the tester), the cable can be easily tested before and after cable installation, easy to use and powerful, which is now an indispensable professional tool for engineers, professional maintainers and inspectors. Package list: 1 x Cable Wire Tester 1 x storage case. 1 x accessories. 1 x English user manual. Small tip: The cable tester has no batteries Package List 1 x Cable Wire Tester 1 x Storage Case 1 x Accessories 1 x English User Manual