For 4, 6, 8-pin modular connectors. Suitable for network cables with RJ45 connector and ADSL cables with RJ11 connector. The crimping tool's nozzle is made of magnetic steel, making it hard and practical. Features: Portable style with perfect shape. It does not damage the stripped wire and works with high efficiency. The crimping tool's nozzle is made of magnetic steel, making it hard and practical. When using the pliers to crimp, simply insert the crystal connector into place and press it. For 4, 6, 8-pin modular connectors. Suitable for network cables with RJ45 connector and ADSL cables with RJ11 connector. This cable tester is designed to test RJ11, RJ12, RJ45, 10/100 Base-T, TIA 568A / 568B, 258A, BNC, Cat 5, etc. This unit can be split into two units: a main unit and a remote control. The remote control unit allows you to test cables installed far from the patch panel or wall plate with its automatic test mode and 9 LED indicators for testing each pin. Compact and lightweight. Specifications: Material: Steel Battery: 1 * 9V 300mAh battery (included) Size: 210 * 100 * 30mm / 8.3 * 3.9 * 1.2in Weight: 550g / 1.21lb Package Size: 300 * 150 * 50mm / 11.8 * 5.9 * 2.0in Package Weight: 560g / 1.23lb Package List: 1 * RJ45 Crimping Tool 1 * Wire stripper 10 * Blue RJ45 Connector Boots 1 * Cable 1 * Cable Tester 49 * 8P8C RJ45 Modular Connector 49 * 8P8C RJ45 Modular Connector