S SMARTOMNI Compatible Toner Cartridge Replacement for HP CF400A CF400X CF401X CF402X CF403X (2KCMY, 5-Pack), compatible use with HP Color LaserJet Pro M252n M252dw, MFP M277dw M277n Series Printers Page Yield: 2800 Pages for black toner cartridge and 2300 Pages for color toner cartridge at 5% coverage (Letter/A4) Compatible with Printers: Color LaserJet Pro MFP M277dw M252dw, MFP M277n M252n Series Easy to install: Package includes User Guide Condition: New compatible, from ISO 9001/14001 certified factory, not OEM 100% Satisfaction Guarantee: 24-Month Warranty and 18-Month Shelf Life. 24 hour customer support with technical help for daily toner use.