The Genuine HP 03A Black Toner Print Cartridge C3903A is a high-quality, factory-sealed product designed for use with HP printers. With a print technology of La and a color of black, this toner cartridge is compatible with various HP models such as 5P, 5MP, 6P, and 6MP. Made in Japan, this non-domestic product ensures reliable and consistent printing results. The California Prop 65 warning reminds users of potential health risks associated with the product. Ideal for professional printing needs, this HP toner cartridge is a dependable choice for producing crisp and professional documents and images.