This HP 21 Black Inkjet Cartridge is for use with HP Deskjet 3940, D1530, D1560, D2360, D2460, F2180, F2290, F335, F380, F390, F4180, 4315, 4355 and PSC 1410 printers. Each inkjet cartridge contains 5ml of ink, for an approximate print yield of up to 190 pages. This pack contains 1 black inkjet cartridge.