HI-VISION Compatible MLT-D203L / XAA High Yield Laser Toner Cartridge for Samsung ProXpress M3320ND, M3370FD, SL-M3820DW, M3870FW, M4020ND, M4070FR Printer (203L, Black 3 Pack) Up to 5,000 Pages at 5% Coverage Ship within 1-2 business days Suggested Shelf life: 24-36 months at room temperature 180 days Money Back Guarantee and 1 Year warranty replacement Against Product Defect including Amazon Prime orders Premium Quality Cartridge is made by ISO9001 Certified Factory to Meet OEM Standards