This is a NIB Swingline Black Desktop Cartridge Electric Stapler - 50201 Superior stapling efficiency is automatic with the exceptional stamina and convenient low-profile design of this electric space-saver. 5,000 staples without reloading - for enhanced productivity, efficiency, and consistency. Durable machine engineering - for years of heavy use. Handles 2 - 25 sheets of 20 lb. paper for extra flexibility. Comes pre-packed with a 5,000-staple cartridge: Swingline #50050