✔ Safe compatibility – compatible toner from Black Point: CF259X. For use with: HP LaserJet Pro MFP M428dw, LaserJet Pro MFP M428fdn, LaserJet Pro MFP M428fdw, LaserJet Pro M404dn, LaserJet Pro M404dw, LaserJet Pro M404n, LaserJet Pro M304a ✔ High performance and print quality – The toner capacity of Black Point is 10500 pages and is therefore 5% more efficient than OEM toner. This is confirmed by tests in accordance with the international standards ISO 19752, 19798, 24711, 24712. The special original formula of Black Point Ink guarantees sensational print quality for every printed page ✔ 30-year guarantee and safety – Toner from Black Point are subject to a 30-year warranty. We ensure the reliability of our products throughout their entire warranty period. If you decide to use toner in a few weeks, months or even years after purchase, we guarantee its quality until the last print ✔ Original chip – Black Point toner is equipped with a chip that we couldn't replace for technological reasons. Installing the toner in the printer is easy. You don't have to worry about installing it in the printer and it works, but it will return an incorrect data message regarding toner consumption and number of pages printed. Our toners are certified by the renowned TÜV North certification body ✔ HELP PROTECT THE ENVIRONMENT - Responsibly cartridge recycling has been the foundation of our business philosophy for over 25 years. For environmental reasons, we do not throw used toners away, but give them a new life. Thanks to this operating philosophy, Black Point emits an average of 45% -60% less CO2 and saves valuable natural resources