Mophie Juice Pack iPhone 4 Black

Get the most out of your iPhone 4/4S with the mophie juice pack air®. This award-winning, durable, ultra-thin case houses a rechargeable battery that virtually doubles your time to rock, talk, surf and send, while protecting your iPhone from everyday wear and tear, all with a style that mirrors the aesthetic of the iPhone.

With the juice pack air protecting and charging your iPhone, you can enjoy up to 36 extra hours of audio and nine extra hours of video playback, in addition to the battery life of your iPhone. The juice pack air is also a proud winner of a CES Innovations 2011 Design and Engineering Award.

Virtually double the battery life.
Take full advantage of everything your iPhone has to offer, such as Web browsing, downloading apps, sending emails, or watching video without worrying about always having to recharge.

Featuring Apple's coveted "Works with iPhone" certification, this innovative smart battery case adds up to an additional six hours of talk time (up to 12 on 2G) or Web browsing to your iPhone 4/4S.

Fully functional. Fully protected.
The durable and stylish case offers the full protection of a hard-shell case and will protect your iPhone from bumps and scratches, so your phone will look and function like new.

Don't give up any iPhone features or functionality. With the juice pack air, you'll be able to easily access all of your controls and still get the speaker sound you're used to. It also has acoustic sound enhancing speaker ports for a richer, fuller sound quality.

Added features for ease of use
The juice pack air is full of features that were designed with you in mind. An included standby switch allows you to choose when you want your juice pack to charge and the included micro USB cable allows you to charge and sync to itunes.

To top it off, four LEDs on the bottom keep tabs on how much power is left in the juice pack air battery. The LEDs also keep you updated on your juice pack charging status when it's plugged in.

Additional Battery Hours:
iPhone 4:
- Standby Time: Up to 270 hours
- Talk Time: Up to 6 hours on 3G | Up to 12 hours on 2G
- Internet Use: Up to 5 hours on 3G | Up to 9 hours on Wi-Fi
- Audio Playback: Up to 36 hours
- Video Playback: Up to 9 hours