Product Model: GPC Image 90A CE390A toner cartridge is equiped with latest chip, no need to transfer chip from original 90A toner Compatible Printer: Compatible for LaserJet Enterprise M602dn M602n M602x M603dn M603n M603xh printer, Compatible for LaserJet Enterprise M4555 M4555f M4555fskm M4555h MFP printer Page Yield: Up to 10,000 pages per 90A CE390A black toner cartridge (Letter/A4, at 5% coverage) Package Content: 2 pack 90A CE390A toner cartridge replacement for HP 90A CE390A 90X CE390X toner cartridge black【Package may Vary】 Printing Performance: GPC Image 90A CE390A toner cartridge deliver superior printing results with rich black and clear print GPC Image 90A Black Toner Cartridge Replacement for HP 90A CE390A 90X CE390X Compatible for Enterprise 600 M602 M601 M4555 M602dn M602n M602x M603dn M603n M4555f M4555h Printer (2-Pack)