HP 45 Ink Cartridge

An ink cartridge is a container for the liquid ink used in some types of printers, most notably inkjet printers. It is not used in laserjet and dot-matrix printers, which use powdered toner and ink-soaked ribbon, respectively. Some inkjet printers actually use an ink tank, instead of an ink cartridge.An ink cartridge or inkjet cartridge is a component of an inkjet printer that contains the ink that is deposited onto paper during printing. Each ink cartridge contains one or more ink reservoirs; certain producers also add electronic contacts and a chip that communicates with the printer.