Samsung CLP 500 Toner Refill Kit 4 Pack, also for Samsung CLP-500N CLP-550 Printers & CLP-500D5Y/XAA CLP-500D5M/XAA CLP-500D5C/XAA CLP-500D7K/XAA Toner Cartridges. Includes Chips and Fuses. Kit comes with 4 Bottles, 4 reset chips, 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!!!