Laser Tek Services 3 Pack Dell Series 21 Replacement Inks (2 Black, 1 Color) for the Dell Series 21, Series 22, Series 23, V313, V313W, V515W, P153W, P713W Package contains 2 Black and 1 Color Replacement Ink Replaces the following: Dell Series 21, Series 22, Series 23, Series 24 Page Yield: 170 pages at 5% coverage per black ink, and 180 pages at 5% coverage per color ink Product Comes with a 1 year 100% Satisfaction Guarantee! Laser Tek Servicesoffers free technical support for any questions you may have. Manufactured by ISO and STMC certified facility.| The Use of Laser Tek Servicescompatible products will not void your printers warranty.