Full Details from Amazon.com : http://www.amazon.com/gp/product/B009KI4TX2?tag=onigi-20
4GB RAM Memory for ASUS K53E-B1 Notebook by Arch Memory
Arch Memory is a Registered Trademark of Arch Computer LLC
204-Pin DDR3 SODIMM
Compatible with systems that use PC3-10600 204-Pin DDR3 SODIMM modules
4GB RAM Memory for ASUS K53E-B1 Notebook by Arch Memory
Lifetime Replacement Warranty
