Package includes: 1 Pack black ANNJET CF226A compatible toner cartridges. Page yield:3,100 pages per toner cartridge based on 5% coverage (letter/A4) *Tips: Please confirm your printer model#. 100% Compatible with following printers: HP LaserJet Pro M402n HP LaserJet Pro M402dn HP LaserJet Pro M402d HP LaserJet Pro M402dw HP LaserJet Pro MFP M426dw HP LaserJet Pro MFP M426fdw HP LaserJet Pro MFP M426fdn Installation Instruction: 1. Before use, shake the new toner cartridge horizontally for several times to make sure the toner powder is well distributed. 2. Pull out the black paper cover out of the toner cartridge’s body in the direction of the arrow shown. 3. Pull out the sealing tape at a slow and constant speed as to prevent the tape from breaking midway. 4. Carefully install the new toner cartridge into your printer and you are all set to print. Details & Accuracy: High-end toner cartridges can manage complicated image rendering. Every single bit of spark will reappear on print work. True Colors Await: Adhesive toner powder, resistant to color fading of all kinds. Premium materials: Premium materials ensures high compatibility and reliable performance. Get reliable printing performance, at a fair price: Our cartridges are tested to ensure consistent, quality prints that match the image/text seen on one’s printer both at the component level and with print tests. What Warranty Will You Get from Us? Easy-to-Contact-Us for Warranty If Item defective, guaranteed money back; reach us via: 1. “Order List” -> Click “Contact Seller”. 2. Click the store name link under “Add to Cart”-> Click ‘Ask