Impulse Drive staples in just a fraction of a second.No-Jam technology eliminates staple jams.Refill alert light indicates low staple supply.FastLoad push-button staple refill.Built-in staple storage compartment for extra staple strips.Magnetic holder on top of unit for paperclips and tacks.Full-strip staple capacity (210 staples).Uses premium standard staples.30-sheet capacity.