Full Details on Amazon.com : http://www.amazon.com/gp/product/B003F2TY1G?tag=tsukuyomi-20
2GB RAM for the IBM Lenovo Thinkpad Z61 Series - Z61e Z61m Z61p and Z61t Notebook Laptops (DDR2-667
Arch Memory is a Registered Trademark of Arch Computer LLC
Lifetime Replacement Warranty Through Arch Memory
LOW POWER CONSUMPTION