SmartPower 85W Magsafe Charger for MacBook Pro (15-inch 2.4/2.2GHz) 85 85 W Adapter(Power Cord Included)

The 85 Watt Magsafe Power Adapter Features A Magnetic Dc Connector That Ensures Your Power Cable Will Disconnect If It Experiences Undue Strain And Helps Prevent Fraying Or Weakening Of The Cables Over Time. In Addition, The Magnetic Dc Helps Guide The Plug Into The System For A Quick And Secure Connection. The Ac Wall Adapter Gives Users An Even Easier And More Compact Way To Travel. Designed To Be The Perfect Traveling Companion, The Adapter Has A Clever Design Which Allows The Dc Cable To Be Wound Nearly Around Itself For Easy Cable Storage. It Also Powers The System If You Choose To Operate Without A Battery. This Power Adapter Recharges The Lithium Polymer Battery While The System Is Off, On, Or In Sleep Mode. It Also Powers The System If You Choose To Operate Without A Battery. Comes With Ac Plug ("Duckhead").