Compact electric two-hole punch drills up to 10 sheets of 20 lb, paper, quickly and quietly, Automatic on/off, Punches standard two-hole pattern (2-3/4"" centers, 1/4 holes), Adjustable paper guide, Includes reverse motor dejam mechanism, Large capacity paper chip pan, Nonskid feet, Either plug into an outlet or use six AA batteries (sold separately), SKU: SPRCH22470