Compatible for HP printer: Color Laser Jet CP3525 / CP3525N / CP3525DN / CP3525X / CM3530 / CM3530TS / CM3530 MFP / CM3530fs MFP 2 x CE251A cyan toner cartridge replacement + instruction manual 7000 pages per each CE251A high yield toner cartridge (at 5% coverage of A4 paper) greencycle toner cartridge uses fine toner powder and intelligent chip that automatically adjusts color to ensure vibrant prints, delivering lifelike colors and outputting clear, eye-catching text and graphics that make your presentations and printouts stand out. Ease of installation: our products have the same compatibility as the original, easy to install, recognized by printers quickly. This can improve work efficiency.