... Brand new cartridge with new OPCHigh quality toner powerSmart and extra fluent printing performance100% ... within 24 hours. Compatible toner cartridge for HP CommodityCompatible Toner CartridgeSuitable machineHP LaserJet relative partsPlastic ... cartridge, DR,SR, DB,Power,etcColorBlack , Drum UnitPrinting yieldBK: 2100p A4 covering 5%Drum ...