Get the most out of your iPhone 3G or 3GS with the Mophie juice pack air. This durable, ultra-thin case houses a rechargeable battery that virtually doubles your rock, talk, surf and send, while protecting your iPhone from everyday wear and tear. With the juice pack air protecting and charging your iPhone, you can enjoy up to 20 extra hours of audio and six extra hours of video playback, in addition to iPhone"s battery life. Talk Longer, Enjoy MoreTake 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, the juice pack air adds up to four-and-a-half hours of talk time or Web browsing and up to 270 hours of standby time to your iPhone 3G or 3GS. Stay entertained for longer on your commute, during downtime, or on the job - up to six hours of video and 20 hours of audio are more than enough to browse the web and enjoy your favorite movies and music. Low-Profile, Durable ProtectionThe slim profile of this sleek purple case means your favorite portable device stays portable. Just slip your iPhone into your purse or pocket and enjoy everything it has to offer. The durable, glossy purple 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 for a long time to come. And with the juice pack air, you won"t have to give up any of your iPhone"s features or functionality. You"ll be able to easily access all of the iPhone"s controls--including the camera--and still get the sound you"re used to from your phone"s speaker. Added Features for Ease of UseThe juice pack air is full of features that were designed with you in mind. To start, once you place your iPhone into the juice pack air, you can keep it continuously charged without having to remove it. An included standby switch...