. Designed for use in the HP Color LaserJet Pro M454 series and Color LaserJet Pro MFP M479 series the HP 415X Cyan High Yield Toner Cartridge (6000 Pages) (W2031X) is a high-yield option perfect for high-volume printing.It may be time to replace your 415X Cyan High Yield Toner Cartridge (6000 Pages) (W2031X) if there are signs of low print quality streaking or lines through printed pages. Your HP laser printer will provide you with warnings whenever a toner cartridge is low but you can always check your toner levels by viewing the settings via the driver on your computer or on your printers control panel. Replacing a toner cartridge can be done quickly by following a few simple steps so you can avoid downtime and get back up and running within minutes.Using a genuine HP toner cartridge in your machine has many benefits you can expect high-quality colour documents and produce up to 6000 pages* before needing a replacement. Better for you and better for the environment too as genuine HP products can be recycled through the HP Planet Partners Recycling Program helping to keep waste to a minimum..