Caire(TM) Premium Compatible Dell E525W Toner Cartridge Set of 5 Packs(MYCK+K) High Page Yield: Black 2,000 | Color 1,400 | Shelf Life: 24-36 Months Loads extra amount of toner to assure page yield even if you print lots of images, which use more toner than @5% coverage. Consistent Crisp output with Sharp Lines, Solid Shades, Smooth Edges, eye-catching vivid colors. Built to flawlessly work and compete on: Dell E525, Dell E525W. The use of our replacement toner does not void your printer's warranty. Extended '2 Year 100% Quality Satisfaction' Guarantee