The HP Genuine 38A Q1338A Black Toner Cartridge is a high-quality, original product designed specifically for HP LaserJet 4200 and 4200L printers. With a laser print technology and a manufacturer warranty of 12 months, this black toner cartridge ensures reliable and professional printing results. Measuring 12 inches in height, length, and width, this genuine HP product is guaranteed to be compatible with your printer model, providing you with consistent and exceptional prints.