LD Compatible Toner Cartridge Replacement for Okidata 43979101 (Black, 4-Pack) 100% Satisfaction & LIFETIME Guarantee Fast shipping and award-winning customer service Page Yield: 3,500 per cartridge | Shelf Life: 24-36 months per cartridge For use in Okidata MB460, MB470, MB480 MFP, Oki B410, B410dn and Oki 460 The use of compatible cartridges and supplies does not void your printers warranty