Laser Tek Services &reg; 4 Pack Toner Refill with reset chips for HP 305A 305X CE410A CE410X CE411A CE412A CE413A Kit comes with 4 Bottles, Easy Instructions, Funnel Cap, Latex Gloves if needed, and reset Chips Ships Directly from our warehouse within 1 business day! Each Bottle is good for at least the same page yield as a new cartridge, usually a bit more. Great phone support with Laser Tek Services, not usually needed, but if you need it we are there for you. Save big each time you refill and GO GREEN!!!