Compatible with HP LaserJet 5000 LaserJet 5000DN LaserJet 5000GN LaserJet 5000N LaserJet 5100 LaserJet 5100DTN LaserJet 5100TN. Package Content Compatible HP C4129X (HP 29X) Black Compatible Toner Cartridge. Approximate Page Yield: 10000 - Black pages per cartridge at 5% coverage HP C4129X (HP 29X) Black Compatible Toner Cartridge. Prints high-quality images and texts. Microchip Included: The intelligent chips make cartridges work with your printer.