This genuine HP 61 ink cartridge is a high-quality product that is compatible with various HP printer models. The cartridge is designed for inkjet technology and comes in a black color that produces sharp and clear printouts. The unit type is a unit, and the unit quantity is one.The cartridge is compatible with HP Deskjet 1010, HP ENVY 4500, HP ENVY 5530, HP Officejet 4630, HP Deskjet 3050A, and HP Deskjet 2540 models. The expiration date is 2023-2024. The item height is 4.05 inches, and the item width is 4.49 inches. This product is perfect for those who need to print high-quality documents or images.