A sleek design engineered for reliable everyday performance this durable electric stapler can be powered by AC adapter or wire-free AA batteries for stapling of 2 to 20 sheets. Motorized design delivers quiet operation while the extra wide paper lead-in allows for quick positioning stapling at a 45-degree or 90-degree angle. The Fast Load push-button system makes reloading staples incredibly easy. Non-skid rubber base protects desktop surfaces and provides extra stability. Depending on setting choose between an AC adapter for standard desktop use or 4 AA batteries for on-the-go travel use (batteries not included). For best results use with Bostitch Premium Standard Staples.