Aztech 2 Pack Replaces HP HP 80X CF280X Black Toner Cartridge 6，900 Pages High Yield For HP LaserJet Pro 400 M401a M401n M401d M401dn M401dne M401dw LaserJet Pro 400 MFP M425dn M425dw Printer<div style="text-align: left;"><strong>[Product Information]</strong><ul><li id="replacementPartsFitmentBullet" class="" data-doesntfitmessage="We're not sure this item fits your " data-fitsmessage="This fits your "><span class="a-list-item"><span id="replacementPartsFitmentBulletInner"><a href="#" class="a-link-normal hsx-rpp-fitment-focus">Enter your model number</a>to make sure this fits.</span></span></li><li><span class="a-list-item"> Page Yield: 6，900 pages per cartridge at 5% coverage (Letter/A4) </span></li><li><span class="a-list-item"> HIGH VALUE FOR MONEY. A high-value replacement toner of HP CF280X， priced 79% less than the original toner cartridges， Cost per Page is as low as 0.002. UNBEATABLE BANG FOR THE BUCK! </span></li><li><span class="a-list-item"> Used for Printers HP LaserJet Pro 400 M401a， M401d， M401n， M401dw， M401dn， M401dne， LaserJet Pro 400 MFP M425dn， M425dw </span></li><li><span class="a-list-item"> Under the condition of not violating Amazon's guarantee clauses， Aztech provides LIFETIME 100% guarantee and Free-replacement warranty on any Aztech products. </span></li><li><span class="a-list-item"> Please contact us if you have any product issues. Our professional technical support team will take care of your problems within 24 hours. </span></li></ul></div><img src="http://ecx.images-amazon.com/images/I/51%2B3OI4wXfL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/51BEdgm6ITL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/51YrDPbVLCL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/51sfKInkNaL.jpg" noproxy>