The Genuine HP 90A CE390A Black LaserJet Toner Cartridge is a premium quality product designed for HP printers. This OEM (Original Equipment Manufacturer) cartridge is new and sealed, ensuring high performance and reliable printing results. With a sleek black color and a unit quantity of 1, this toner cartridge is compatible with models such as the m4555 mfp. The print technology of laser guarantees crisp and clear documents, making it an essential component for any office or home printing needs.