2GB Memory RAM Upgrade for the Lenovo Thinkpad R61 Series， T60 Series， T61 Series， X60 Series and X61 Series Laptops (DDR2-667， PC2-5300， SODIMM)<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>Guaranteed compatible for ThnkPad R61， T60， T61， X60 and X61 Series</li><li>2GB of memory to speed up your system</li><li>Get 2 pcs for a total of 4GB for reall fast speeds</li></ul></div><img src="http://ecx.images-amazon.com/images/I/41s8NqK0ORL.jpg" noproxy>