The HP 301 Black Ink Cartridge offers crisp laser-quality grey-scale images and sharp black text that resists fading so will last for decades.The efficient HP 301 Black Ink Cartridge is compatible with HP Deskjet 1050, HP Deskjet 2050 and HP Deskjet 2050s inkjet printers.These easy to use HP 301 Black Ink Cartridges offer a user-friendly technology that even allows you to finish printing a critical job when you're low on a specific ink!