This is an original HP ink cartridge in black color, model number 21. It is compatible with various HP Deskjet printers such as D1311, D1320, and D1330, among others (please see photo for more details). The cartridge is new, in box, and sealed. The expiration date is in June 2022 and it was made in Malaysia. It is suitable for inkjet print technology, has a standard type and unit quantity, and comes with one unit in the package. The cartridge is for sale under the category of Printer Ink, Toner & Paper in the Computers/Tablets & Networking > Printers, Scanners & Supplies section.