MAIN OVERVIEW FEATURES: Memory Size: 1 GBMemory Technology: DDR2 SDRAMNumber of Modules: 1 x 1 GBMemory Speed: 533 MHzMemory Standard: DDR2-533/PC2-4200Error Checking: Non-ECCSignal Processing: UnbufferedDevice Supported: NotebookNumber of Pins: 200-pinForm Factor: SoDIMMThickness: 39.4 milWidth: 1.2"Length: 2.7"Environmentally Friendly: YesEnvironmental Certification: RoHSLimited Warranty: Lifetime