Laser cartridge Hewlett Packard No.149X (W1490X) COMPATIBLE with: HP LaserJet Pro 4002/4002dn /4002dw/ 4002n/ HP LaserJet Pro 4102/4102dw/4102fdn/4102fdw Colour: Black Page yield: 9.500 copies Working with version: 2437F (2024-10-22) ATTENTION: Compatible cartridges will not work on devices designed for the HP+ service (devices with the "e" version): The HP+ program is a program that allows the user to purchase a printer at a lower price that will not allow the use of all compatible cartridges on the market.