This sturdy electric stapler stands up to frequent use. You can depend on the high quality and durability of this stapler for reliable stapling performance each and every day. Designed for everyday use, this durable metal Swingline Commercial Electric Stapler provides long-lasting performance. Staples up to 20 sheets at a time. For best results, use Swingline S.F. 4 staples. Great for busy offices, this electric stapler is will get stapling jobs completed more quickly and efficiently. Easy front-loading QuickLoadsystem ejects the staple magazine with the push of a button for faster staple refills. Includes an adjustable paper depth guide so its easy to choose how far the staple is positioned from the edge of the paper. Flat clinch tightly flattens the staple reducing papers from curling up at the edges to form neater paper stacks. An indicator light illuminates red to conveniently let you know when there are no staples in the magazine or if they are low. The light flashes red when the magazine is still ejected. Rubber feet on the bottom of the stapler provide durable traction. 100% Performance Guarantee.