The Lexmark C540 Black Laser Toner Cartridge performs in synergy with your machine. This cartridge produces superior quality, professional print-outs. Installation is quick and simple and the cartridge yields up to 1000 pages. Lexmark's Cartridge Collection Program is designed to enable recovery, reuse and recycling of empty Lexmark print cartridges. With a discount for agreeing to return your empty cartridge, this product is part of the Lexmark Return Programme.