USB charging with different mAh Batteries:1500mAh, 2000mAh, 2600mAh and 4000mAh. Equipped with 2 alloy steel cutter heads Material: the blade is alloy steel knife, durable and efficient cutting. We have 2 blades, you can change the cutter head at any time. There is a disassembly button at the cutter head for easy replacement. The cutting edge angle is 60 degrees, and the cutting thickness of the cutter head can reach about 8mm Suitable for multiple fabrics: cloth, leather, cardboard, carpet, curtain cloth, PU leather. Ergonomic body design, comfortable grip and good hand feel, so that you are not tired of working for a long time. ATTENTION: The blade is so sharp, you must pay attention to safety when using it, and avoid placing the product in a place where children can touch directly, It is forbidden to bring the electric product close to fire sources and high-temperature areas.The type of electric scissors is specially used for thin textile fabrics, other hard products and high thickness are not recommended to use regularly, which will reduce the service life of the cutter head LIGHTWEIGHT & EXQUISITE COMFORTABLE ENGONOMIC DESIGN: lightweight and multifunctional electric scissors, the ergonomic shaped design ensure efficient cutting with less hand ache; Anti slip grip design makes the surface smooth; Heat sink design ensure the shears won't heat when using. MULTI PURPOSE & ELECTRIC SCISSORS: Electric scissor with 2 blades for cutting most kinds of materials: Fabrics, Canvas, Carpets, Leather, Cardboard, Garments, Textiles, Tarps, Paper, Wallpaper, Vinyl and other thin materials. It's also a good helper to crafter, seamstress, home DIY. This 1500mAh electric scissors offers a full 1-2 hours of usage.