134X Compatible HP High Yield Black Toner (W1340X) 5540 reducing fatigue from "hovering" and

reducing fatigue from "hovering" and overuse

Note the Drum is purchased separate from the Toners and typically a new drum is needed every 4-5 toners

HP Colour LaserJet Pro M274n

so you can give them away to family and friends

134X Compatible HP High Yield Black Toner (W1340X) 5540 reducing fatigue from "hovering" andAs with all HP Dynamic Security printers: To ensure compatibility with third party compatible consumables, it is essential to disable HP Automatic Firmware Updates before your printer updates. Turn off HP Automatic Firmware Updates during initial machine setup to avoid updated HP Dynamic Security locking out non HP (Compatible) consumables for the life of the printer. For the following Printers: HP LaserJet M207 HP LaserJet M209DW HP LaserJet M212 HP