Amazon.com
Amazon.com has certified this product is Frustration Free. A Frustration-Free Package is easy-to-open and comes without hard plastic “clamshell” casings, plastic bindings, and wire ties. It’s designed to be opened without the use of a box cutter or knife and will protect your product just [...]

Specification : Standard output Laptop AC Power Adapter/Charger with Power Cord. * Enables you to operate your notebook or charge the battery from electrical power outlets.* Full protection for the notebook computers. If you are running your computer on AC power with a battery installed, this adapter charges the battery (if needed) [...]

Double your battery life when traveling with an extra battery. This Apple Rechargeable Battery is a lithium polymer battery.
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The 17-inch MacBook Pro continues to feature dual video cards: the Nvidia GeForce 9600M GT with 512MB of dedicated memory, and the lesser-performing Nvidia GeForce 9400M which shares 256MB of system memory; you can easily switch between them to get better performance or battery life, respectively, although switching requires you to log out and then [...]