TRUE IMAGE Compatible Ink Cartridge Replacement for HP 131X ( Black,Magenta ) High Page Yield: 2,400 pages @ 5% coverage Compatible Printers: HP LaserJet Pro 200 color M251n, M251nw, MFP M276n, M276nw New Replaces: HP CF210X Certifications: ISO9001, ISO14001, CE, STMC Warranty: Lifetime 100% satisfaction guarantee