Package Contents: 80A CF280A Toner Cartridge - Black 1 Pack. TIPS: Please confirm your PRINTER MODEL. Pro 400 M401dn (CF278A) Printer Pro 400 M401dne (CF399A) Printer Pro 400 M401dw (CF285A) Printer Pro 400 M401n (CZ195A) Printer Pro 400 M425dw Printer Pro 400 MFP M425dn (CF286A) Printer Why do you choose our products? We will not bring extra loss to the printer, so that the printer life long, stable use. Our higher quality photosensitive drums provide clear and smooth printout. Stable print quality keeps you away from lines, spots and leaks. Provide after-sales service for every customer and ensure that the after-sales service is worry-free. Where this product is applicable? Bank Office Home School Hospital Important Note: Please confirm your printer model before placing an order to avoid buying errors. This product belongs to compatible consumables. If you have any questions about the product or encounter any problems, our team will be happy to provide you with quick help (because we have a professional, trustworthy and friendly team).