Speedy Inks Compatible Toner Cartridge Replacement for HP 26A / CF226A (Black, 6-Pack) For use in: HP LaserJet Pro M402n, HP LaserJet Pro M402dn, HP LaserJet Pro M402dw, HP LaserJet Pro MFP M426fdn, HP LaserJet Pro MFP M426fdw Page Yield: 3,100* Shelf Life: 24-36 Months Color: Black The use of aftermarket replacement cartridges and supplies does not void your printer's warranty