Hp 301 tri color ink cartridges are designed to deliver user friendly features including technology that lets you finish printing a critical job even when youre low on a specific ink easily print vivid color documents reports and letters duty cycle up to 165 pages compatible with hp deskjet 1000 inkjet printer hp deskjet 1050 inkjet printer hp deskjet 1050se inkjet printer hp deskjet 2000 inkjet printer hp deskjet 2050 inkjet printer hp deskjet 2050se inkjet printer hp deskjet 3000 i