Patent Pending spring recoil mechanism provides automatic power assist so stapling is up to 5X easier than with traditional staplers! Staples up to 20 sheets. Staples remaining window. Plastic body with non slip rubber grip on handle and base. Chromed strike plate, staple track and anvil. Stands horizontally or vertically. Drop in loading of a full strip 210 of 14 standard staples. Package includes 210 staples. Manufacturer's two year warranty. All sheet capacities are based on 20 lb. bond. Global Product Type Staplers Stapler Type NA Staple Capacity 210 Full Strip Size of Staple Used 14 in.