Win 1 of 3 mophie juice pack reserves

The mophie juice pack reserve (retail value $39.95) is a sleek, key chain sized external battery with a retractable pin that is compatible with all iPhone and iPod touch form factors, including the iPhone 4.

The juice pack reserve has a compact and lightweight keychain design and will charge an iPhone or iPod touch device twice as fast as any other charger out there, delivering on-the-go power for on-the-go people.

mophie’s juice pack reserve isn’t your typical intelligent phone battery. Key features include:

• Key ring and carabiner attachment
• Recharging abilities for more than 500 cycles
• 1,000 milliamps for twice-as-fast charging
• Minimal design aesthetic and non-invasive structure
• Breakthrough rechargeable lithium polymer battery (much safer than troublesome lithium-Ion batteries)
• Built-in short circuit, over-charge and temperature protection
• LED flashlight
• LED power indicators

You can also purchase it at mophie.com