Compatible for HP Color Laser Jet Enterprise Flow MFP M577c / M577z ; Color Laser Jet Enterprise M552dn / M553dh / M553dn / M553n / M553x / MFP M577dn / MFP M577f Printers. 8 Pack CF360X Black Toner Cartridge, Instruction Manual. Up to 12,500 pages per CF360X black toner cartridge (based on 5% coverage of Letter size Paper). Print quality: greencycle toner cartridge are made of quality materials: smooth OPC & roller and industrial grade packaging. Make your presentations and printouts stand out with greencycle toner cartridge that produces clear, vivid, bold, and eye-catching text and graphics. Ease of installation: our products have the same compatibility as the original, easy to install, recognized by printers quickly. This can improve work efficiency.