Replacement HP 304A Cyan Toner Cartridge Specification:Toner: Use the excellent toner to print dense and prominent document. High Quality OPC Drum: First-class OPC with thicker coating is more long-lasting and Production consistent and even printing with high density.Chip: Intelligence reorganization, accurate counting, high compatibility, stable performance.Plastic Parts: New material, high efficient environment protection, meets ROHS Environmental Standards, please feel free to purchase with our product. Compatible HP CC531A Simple Installation:Step-1 Turn off the printer, open the printer cover and remove the used cartridge.Step-2 Take out the new toner cartridge from its packing.Step-3 Gently shake the toner cartridge from side to side to distribute the toner evenly.Step-4 Take off the protective buckle.Step-5 Pull out the sealing tape.Step-6 Install the toner cartridge into the printer.Step-7 Close the printer cover and turn on the printer.CC530A CC531A Toner Cartridge Used for the following printers:HP Color LaserJet CP2025 CP2025n CP2025dn CP2025x CM2320fxi mfp Series PrinterCanon imageCLASS MF726Cdw LBP7200Cdn LBP7660Cdn Series PrinterCanon ImageClass MF8340 MF8360 MF8580Cdw MF8380Cdw MF8330C MF8350Cdn Series PrinterWhy Choose Us: 1.Toner Cartridge is Made of 100% Brand-new material, page yield up to 3600 Page Yield per black toner cartridge at 5% coverage (Letter/A4)2. High yield and long-lasting toner cartridge compared to similar products.3. We have our own factory and technical department to ensure smooth test of our products, our price is transparent, no hidden cost.4. Superior Service: all products have one year warranty, if have any problem in during time, please feel free contact us, we will try our best to resolve your problem.