6 Pack HP CE278A 78A Toner cartridge for LaserJet Pro P1606, P1606dn, P1566, M1536, M1536dnf Black NON-OEM
Compatible Printer:HP LaserJet Pro 1566HP LaserJet Pro P1566HP LaserJet Pro 1606dnHP LaserJet Pro P1606HP LaserJet Pro P1606dnHP LaserJet 1566HP LaserJet 1606dnHP LaserJet P1566HP LaserJet P1606HP LaserJet P1606dnHP LaserJet Pro P1536HP LaserJet P1536HP LaserJet P1600HP LaserJet Pro M1536dnfApproximate cartridge yield: up to2,100 standard pages (average continuous black, actual yields vary considerably based on images printed, other factors.)Advise for installation:1.Please remove (pull ) the yellow tape and  the orange clip before put ink cartridge to your printer.2.To protect the cartridge shock during shipping, the ink will have bubble, if you install to the printer and can't print perfect , please use the  printer function (cleaning printer head) ,then the cartridge will work perfectly!3.Make sure the ink cartridges you order are correct for your printer model.