GREENSKY&reg; 2 Pack (2 x CF380X HY Black) Remanufactured Replacements For LaserJet Pro MFP M476dn, M476dw, and M476nw Printers Package Contents: 2 pack (2 x Black) Page Yield: Black-4,400* & Colors-2,700* per cartridge | Shelf Life: 24-36 months per cartridge Suit for use in the following HP Color LaserJet Pro MFP 312X printers: M476dn,M476dw and M476nw Average printer cartridge page yield in accordance with ISO 19752 Our 3 years 100% Satisfaction Guarantee ensures that you will get excellent printouts when you buy our remanufactured toners