The OEM Swingline Optima 45 Electric Stapler fastens up to 45 sheets at a time using Optima Premium Staples. It features a quiet performance that seamlessly blends into any office environment. The flat clinch mechanism ensures neater stacks of stapled paper, while intuitive user controls allow for automatic stapling or manual operation. An LED low staple indicator helps prevent running out of staples, and the stapler includes a stack height gauge and staple placement guides for added convenience. Designed for jam-free stapling with Swingline S.F. 4 or Optima Premium Staples.