HOTCOLOR Remanufactured for Dell Series 21 22 23 24 Black & Color Ink Cartridge (6BK 4CL) 1. 21 Ink Cartridge Compatible for Printer : Dell All-In-One Printers P513w P713w V313 V313w V515w V715w 2.Contents: 6 Black 4 Color - 10Pack, HOTCOLOR Remanufactured Compatible Ink Cartridge replacement for Dell Series 31 32 33 34 3.Page Yield : Black 500 pages ; 400 pages per Color Ink Cartridge (5% coverage) 4.Type: NON-OEM Remanufactured by HOTCOLOR for Dell Series 21 22 23 24 Ink Cartridges 5.Guarantee: 120 days quality warranty.If there is any problem,DO NOT hesitate to contact us.