This tool is a network crimping tool that integrates crimping, shearing, stripping and measuring. It is convenient, faster and more efficient to use. Conventional crimping tools only have the function of crimping the crystal head and cutting the cable. This handle part is equipped with a small measuring instrument (removable) to test the continuity, open circuit, short circuit and mis-wire of the cable. One-time test and repeat test can be set; The tool is made of high-hardness and precision materials. As long as it is used correctly, the service life is very long; The handle part of the tool is ergonomically designed and uses a special soft rubber material that is non-slip and effortless. This product combines crimping pliers and wire tester in one, which you can crimping/stripping/cutting cables and testing the continuity/short circuit/open circuit/wiring error conveniently. 2 in 1 design with crimping pliers and wire tester functions. Suitable for both UTP and STP cables. Can crimp 6P and 8P connectors. Test cable for continuity/short circuit/open circuit/wiring error. LED signal indication from low to high; low battery indication. Ergonomic design and anti-rust coating, high durability and long service life. The wire tester is detachable to meet different needs. Color: Black Material: Steel Compatible Wire: RJ11, RJ12, RJ45 Power Supply: DC 4.5V(3 * LR-44 Batteries, NOT Included) Size: 26*2*5cm Package List: 1* Multi-function crimping pliers Only the above package content, other products are not included. Note: Light shooting 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.