Full Details on Amazon.com : http://www.amazon.com/gp/product/B0045DAXRI?tag=tsukuyomi-20
Apple Certified 4GB (1 x 4GB) DDR3 1066MHz 204-pin SODIMM RAM Memory Upgrade for the MacBook
DDR3 1066MHz 204-pin SODIMM
Apple Certified Memory
Lifetime Replacement Warranty
