The Kensington PowerGuard Battery Case can come in quite handy during those long Skype conversations now made possible on the iPhone 4. Its card stand allows you to talk comfortably to your loved ones.
Not just that, the Kensington PowerGuard Battery Case is equipped with a "1200 mAh lithium polymer battery good for about 4 more hours of talk time, 5 more hours of video playback and up to 22 more hours of music," according to OhGizmo. Slim, sturdy and pretty studly, it'll also keep your iPhone 4 in style.
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