2GB DDR3 1066MHz PC3-8500S 204 pin SODIMM. 

Warranty: Lifetime

Compatible with:

Fujitsu LifeBook E780

Fujitsu LifeBook nh570

Fujitsu LifeBook E8420

Memory expert since 1990. All parts are tested and guaranteed compatible.

No hassle exchanges. Brand name parts only- No unknown and overclocked parts.

Quick shipping.