Kingway Compatible HP 201X CF400X CF401X CF402X CF403X High Yield Laser Toner Cartridge for HP LaserJet Pro M252dw M277dw M252n M277n Printer (Black, Cyan, Magenta, Yellow,4-Pack) Kingway Advantage: Good price, good quality,Save 50% cost for your printer Compatible for Printers: HP Color LaserJet Pro M277dw M277n M252dw M252n Printer Page Yield: Black: Approximately 2,800 Pages; Cyan/Magenta/Yellow: Approximately 2,300 Pages Package Includes: 1 Set Compatible HP 201X Toner Cartridges (1 Pack CF400X black toner, 1 Pack CF401X cyan toner, 1 Pack CF402X magenta toner, 1 Pack CF403X yellow toner) Customer Service: Any problems under normal circumstance, request for return or refund is acceptable. Please find your order and click 'Contact Seller', send us email and we will reply you in 24 hours.