Renewable Toner 305X CE410X Black Compatible Toner Cartridge for Laserjet Pro 300 400 M351 M375 M451 M475 Series Printers Lifetime Warranty. We always honor our warranty, even if the Amazon return window has closed. Contact us directly with any questions or issues. Color: Black OEM #: HP 305X / HP CE410X Yield: 4,000 pages based on 5% coverage For use in HP LaserJet Pro 300 and 400 MFP Printers: M375nw / M451dn / M451dw / M451nw / M475dn / M475dw