Samsung CLP-600 Toner Refill Kit 4 Pack for CLP-600 CLP-650 CLP-600N CLP-650 CLP-C600A CLP-M600A CLP-Y600A CLP-K600A INCLUDES 4 RESET CHIPS Kit comes with 4 Bottles, Easy Instructions, Funnel Cap, 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 be same quality print, Bottle size may vary BUT gram load is always the same. Great phone support with Laser Tek Services, not usually needed, but if you need it we are there for you. 4 RESET CHIPS INCLUDED!!! Save big each time you refill and GO GREEN!!!