These toner cartridges do not have chip, and need the original CF258A or CF258X toner chip to use. Please follow our user instructions and use the tools we provided to complete the installation.
Include: 2 packs CF258A 58A toner cartridge (no chip) compatible for HP CF258A 58A 58X CF258X toner cartridge
Page Yield: 3,000 pages at 5% coverage (Letter/A4) compatible for HP M404n M428fdw toner cartridge
Compatible Printers: HP LaserJet Pro M404n, HP LaserJet Pro MFP M428fdw, HP LaserJet Pro M404dn, HP LaserJet Pro M404 M404dw, HP LaserJet Pro MFP M428fdn, HP LaserJet Pro MFP M428 M428dw