1. Can test 4 kinds of Cable. Simple one-key test 2. Test the installed cables or . The remote component is placed in the 3. Can test USB/RJ11/RJ45/BNC Cable 4. It has the functions of automatic scanning and testing of network cables, checking the correctness of , short circuits, short circuits and the sequence of core wires 5. Built-in battery device port. Bright and clear LED lights show connection and failure. The buzzer provides audible test results. size:162 x 85 x 25mm Material:plastic colour:white Package Contents: 1 x Cable Tester Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.