Starink 4 Pack New Compatible Dell 3100N 3000N Color Toner Cartridges Set High Yield Replacement for Dell 3000 3100 3000CN 3100CN Laser Printers (310-5726, 310-5737, 310-5738, 310-5739) Compatible Replacement for OEM Product. Good Quality. Big Saving. Dell 3000: 1Black, 1Cyan, 1Magenta, 1Yellow, total:4-pack. Compatible for Printers: Dell 3000 n 3100 cn color laserjet printer Black: Up to 4,000 Pages at 5% Coverage,Cyan/Magenta/Yellow: Up to 2,000 Pages at 5% Coverage. 12-month warranty and friendly customer service.With the Highest Grade Toner and other materials. All Starink products are manufactured according to ISO 9001 and ISO14001 and come with REACH, RoHS, CE.