Laser Tek Services&reg; HP CE278A (HP 78A) High Yield Toner Cartridge Compatible with HP LaserJet M1536dnf P1606dn Package comes with 1 Black CE278A toner cartridge. The product is guaranteed to meet or exceed your expectations, offering premium print quality at low prices! Page Yield: 2,100 @ 5% page coverage Product Comes with a 1 year 100% Satisfaction Guarantee! Laser Tek Servicesoffers free technical support for any questions you may have. Manufactured by ISO and STMC certified facility.| The Use of Laser Tek Servicescompatible products will not void your printers warranty.