AUTOMATIC BINDING. This desktop electric stapler is elaborately designed, auto stapling, free of effort. Never . The internal steel structure is rust-proof and durable. CAPACITY. Easily staple up to 15-20 sheets of paper without jamming. Great for your home, office desktop, school, classroom, etc. Motorized design, quickly and quietly stapling 2 to 20 sheets. POWER SUPPLY. Can be powered by an AC adapter, or 4 x AA batteries (AA batteries not inluded) for wire-free use. Requires less force to operate than staplers, allowing you to staple more sheets with less effort. EASY TO USE. Extra wide paper lead-in for quick staple positioning. Fit for 10 (4 inches/4.33 inches). Capacity: 50 . Suitable for industrial, commercial, office school paper or files binding. WIDELY USAGE. Non-skid base which will hold your stapler firmly in place during use while protecting your desktop from scratches. Great for office clerks, students, teachers, housewife, etc. Also an perfect gift for students, girls and children. and high quality Specifications: Battery: 4 x AA Batteries ( Not Inluded ) Paper Capacity: . 15 Sheets Feeding Paper Depth: . 8-35mm/0.31-1.38in Size: . 12.4x6x4cm()/4.88x2.36x1.57in Weight: . 250g Colour: black Material: metal + plastic Package Contents: 1 x Electric Stapler Only the above package content, other are not included. Note: Light and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.