Providing efficient, electric stapling convenience, the Swingline S7048200A Portable Electric Stapler comes in a space-saving, extremely portable design. The stapler's motorized mechanism has been engineered for quiet, long-term performance, and can be powered by an AC adapter or six AA alkaline batteries for go-anywhere versatility. There's even a low staple indicator for added convenience and confidence in portable applications. Also included are a one-button release for easy front staple loading, and a precision adjustment guide for exceptional control. Capable of stapling up to 20 sheets of 20-pound paper with Swingline's S.F.