Features SCOPE OF APPLICATION --- Suitable for Cat5, Cat5e, and Cat 6 cables with 8P8C plugs, very suitable for RJ45, RJ11, RJ12 cable and telephone installation, as well as any other electrical wiring work. FINE DESIGN --- Professional crimping network 8P, 6P crystal head, presenting a delicate crimping appearance. MINI DESIGN --- The compact design is 2/3 the size of a traditional crimper, weighing 1/3 less than traditional pliers, and can be operated with just one hand. INTEGRATED CRIMPING TOOL --- Integrates cutting, peeling, and crimping functions. Even if you are a beginner, you can complete the installation work like a professional. WIDELY USED --- Designed for scanning functions of telephone lines, alarm lines, computer lines, intercom lines, speaker lines, and thermostat wiring; Identify work lines (network lines, telephone lines, coaxial cables, buried cables). Specification: Item Type: RJ45 Crimp Tool Kit Material: Alloy Steel Battery: 9V battery x 1 (shipped without battery) Suitable for 8P 6P crystal head pressing, 8P through hole crystal head pressing, thread cutting and stripping function Function: Allows users to quickly and easily install computers and network adapters, repair network cables, and test the network. Pressing and cutting the thread simultaneously, convenient and time saving Package List:1 x Crimping Pliers  1 x Soft Wire Cutters 1 x Stripping Pliers  1 x Network Tester  50 x 8P8C Crystal Head  50 x Crystal Head Protective Cover   Package List 1 x Crimping Pliers 1 x Soft Wire Cutters 1 x Stripping Pliers 1 x Network Tester 50 x 8P8C Crystal Head 50 x Crystal Head Protective Cover