Laser Tek Services&reg; Compatible Toner Cartridge for the Samsung SCX-4100 SCX-4100D3 SCX-1216F Package contains 1 Black SCX-4100D3 High Yield Replacement Toner Cartridge. For use in the following printer models: Samsung SCX-4100 Page Yield: 3,000 pages @ 5% page coverage Product Comes with a 1 year 100% Satisfaction Guarantee! Laser Tek Services offers free technical support for any questions you may have. Manufactured by ISO and STMC certified facility.| The Use of Laser Tek Services compatible products will not void your printers warranty.