Features: This wire stripper with integrated voltage tester combines precise stripping and 12V-220V electrical detection, boosting efficiency by 50% with its high carbon steel construction. Featuring a high sensitivity voltage detector and ergonomic antislip rubber grip, it minimizes hand fatigue during prolonged electrical maintenance tasks. For professional electricians and DIYer enthusiasts requiring reliable voltage testing and wire preparation in demanding environment. Perfect for outdoor installations, home circuit repairs, or workshop projects thanks to its lightweight 350g design. Engineered with reinforced alloy steel jaw, this double purpose tool outperforms standard strippers in durability while ensuring safe voltage identification. Specifications: Component: High-strength carbon steel Functions: clamping, stripping, electricity measurement, shearing, winding, splitting, crimping Parameters: Voltage detection ranges 12V-220V Size:Approx.220mm/8.66inch Practicality: It is suitable for home maintenance, electrical work, electronic equipment maintenance and other occasions. It integrates electricity measurement, wire stripping and wire cutting, which is convenient and fast. Package Includes: 1pcs Wire Stripper With Electric Test Pen note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you donot mind befores you order. 2.Due to the differences between different monitors, the picture may not reflect the actual color. Thanks for your understandings.