Transcend DDR3 1333MHz Notebook SO DIMM Memory Module - 4GB<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>Lifetime Warranty</li><li>Compatible with all DDR3 platforms， built to JEDEC specifications</li><li>Built with high-end DRAM chips from reputable companies like Samsung， Micron， Elpida， Hynix， etc.</li></ul></div><img src="http://ecx.images-amazon.com/images/I/41QcvQnGA-L.jpg" noproxy>