1.Versatile Utility: The 9-in-1 multi-function wire stripper is designed for stripping wires of 6, 1.5, 2.5, and 4.0 mm², making it an essential tool for electricians, DIY enthusiasts, and professionals alike for a variety of electrical tasks. 2.Integrated Testing Feature: This tool combines wire stripping and electrical testing, featuring a built-in ammeter that allows for real-time measurements during wire stripping, improving accuracy and saving time on electrical projects. 3.Enhanced Wire Wrapping Design: Equipped with a larger four-hole design, the multi-function wire stripper ensures secure guiding and wrapping of wires, enhancing precision for clean and secure electrical connections. 4.Sharp Wire Cutter: Featuring a sharp wire cutting blade, this tool can effectively handle both thick and thin wires without damaging the core. Its unique slit function guarantees neat cuts, making it ideal for various electrical projects.