For Use In HP LaserJet HP LaserJet Pro: M203d, M203dn, M203dw, MFP M227d, MFP M227fdn, MFP M227fdw, MFP M227sdn This is the Higher Yield Version of HP 30A CF230A Black 100% Satisfaction & Lifetime Guarantee Professionally manufactured by LD Products Toner Page Yield Per Cartridge: 3,500* Drum Page Yield: 20,000* Shelf Life: 24-36 Months *Average cartridge page yield in accordance with ISO IEC 24711