Description:This network maintenance kit combines 11 tools, not only to solve the scattered problems of the tool, the tool bag design is easy to carry, and ensure efficient work.Features:Circuit State Test Function: Test if the circuit is working properly, or if there is a open / short circuit.This instrument is designed to identify and trace wires or cables without damaging the insulation; you can also use it in checking for short circuit and locating open circuit and so on. In addition, it can also be used to identify some states of telephone.Maintenance tools for ease of use: The 11-in-1 tool kit includes pliers, network cable testers, wire stripping knives, flat / Phillips screwdrivers, knife strippers, punch down tools and RJ45 connectors.Perfect project: Designed for testing telephone lines, alarm cables, computer cables, speaker lines and wire intercom functions.Hand-held portable tool for easy on-the-go use: The kit is secured with a convenient bag tool to prevent product damage. You can use it at home, office, lab, dormitory, repair shop and daily life.Cable Tester for RJ11, RJ45 .etc. Operate with one 9V battery(Not Included).Specifications:Bag Color: GreenBag Size: Approx. 265 x 150 x 60mm / 10.4 x 5.9 x 2.4inPackage Weight: 836gPacking List:1 * Crimping Pliers1 * 468 Tester1 * 58 / 59 Stripping Knife1 * KD-1 Thread Knife1 * Finger Buckle Type 501 Stripping Knife1 * Mini Yellow Knife1 * 3X375 Phillips Screwdriver1 * 3x375S lotted Screwdriver10 * 8P8C Crystal Head1 * 10 Compartment Storage Box1 * ToolkitNote:Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering. .