The product is a 1PK W1380X black toner cartridge with chip designed for use in HP LaserJet Pro 3001dw, 3001fdw MFP, and 3101fdw printers. Manufactured by GREENCYCLE, this compatible toner cartridge ensures high-quality printing with a print technology of laser. It comes with a manufacturer warranty of 3 years and is specifically designed for the 138X W1380X model. This unit quantity is ideal for achieving professional and reliable results when printing documents and images with your HP printer.