LD © Compatible Replacement for Lexmark 50F1U00 (501U) Ultra High Yield Black Laser Toner Cartridge for use in Lexmark MS510dn， MS610de， MS610dn， MS610dte， and MS610dtn Printers<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: 20，000 | Shelf Life: 24-36 months </span></li><li><span class="a-list-item"> We offer lightning fast shipping on all printing supply and inkjet photo paper orders </span></li><li><span class="a-list-item"> The use of LD replacement ink and toner cartridges does not void your printers warranty </span></li><li><span class="a-list-item"> All LD branded products are backed by a 100% satisfaction and LIFETIME guarantee </span></li><li><span class="a-list-item"> For use in the following Lexmark MS printers: MS510dn， MS610de， MS610dn， MS610dte， and MS610dtn </span></li></ul></div><img src="http://ecx.images-amazon.com/images/I/51Z%2BJbXfelL.jpg" noproxy>