Do it Wiser Compatible Toner Cartridge Replacement for HP 201X 201A CF400X for use in HP MFP M277dw M252dw M277n M277c6 M277 M252n M252 (Black) Compatible with part number: HP 201A 201X CF400X CF400A Estimated page yield: 2800 pages (depends on printer and usage) Compatible with printers HP Color LaserJet Pro M277dw, HP Color LaserJet Pro M277n, HP Color LaserJet Pro M252dw, HP Color LaserJet Pro M252n MFP, HP Color LaserJet Pro MFP M277c6 Our Do it Wiser smart toner cartridges are covered by a 1 year warranty against defects Cartridges certified to work | ISO 9001 quality assurance | ISO 14001 environmental management | RoHS Lead Free HP Color LaserJet Pro M277dw HP Color LaserJet Pro M252dw HP Color LaserJet Pro M277n HP Color LaserJet Pro M252n MFP HP Color LaserJet Pro MFP M277c6 HP 201A 201X series HP CF400X for black