4gb 1x4gb Memory RAM Compatible with Dell XPS L401x XPS L501x XPS 15 L502x

Full Details from Amazon.com : http://www.amazon.com/gp/product/B00GA7XEGO?tag=onigi-20

4gb 1x4gb Memory RAM Compatible with Dell XPS L401x XPS L501x XPS 15 L502x

204PIN
DDR3 SO-DIMM
PC3-10600
DDR3-1333
1 PIECE