Quiet, efficient electric stapling powered by an AC adapter (included) or AA alkaline batteries (sold separately) for go-anywhere versatility. Features a space-saving, low-profile design. Safety shut-off. Plastic and metal. 3/8" throat depth. Front loads a half strip (105) of staples. Stapler Type: Electric; Staple Capacity: Half Strip (105 Staples); Size of Staple Used: 1/4 in; Type of Staple Used: Standard.