E-Z Ink Remanufactured Ink Cartridge Replacement For Dell Series 1 T0529 T0530 (1 Black 1 Color) All E-Z Ink brand products covered by a 100% satisfaction guarantee and 1 year warranty All cartridges remanufactured using ISO 9002 Certified Process Cartridges have undergone an extensive process which includes: cleaning of all dry/excess ink, re-filling cartridge to OEM capacity, and testing to ensure quality and compatibility