Choose quality with this hp 26a black toner cartridge it produces powerful prints that speak to your audience whether theyre colleagues clients or students and it assures absolute precision throughout its 3 100 page duty cycle as the ink levels go down the cartridge works with your compatible hp laserjet pro to deliver accurate updates on the amount of ink left so that you have a good idea when a replacement will be needed in addition it produces pages at a consistently fast rate to ens