2 Brother TN-350 Refill Kits for HL-2040 2070N Printers Kit comes with 2 High Capacity Bottles, Easy Instructions, Funnel Caps, Latex Gloves if needed Each Bottle is good for at least the same page yield as a new cartridge, usually a bit more. Product is guaranteed to deliver the same quality prints, Bottle size may vary BUT gram load is always the same. Great phone support for Laser Tek Services customers; not usually needed, but if you need it we are there for you. Save big each time you refill and GO GREEN!!! If you have a starter cartridge you will need the TN350 reset flag.