By Beth Braverman @CNNMoney July 9, 2015: 6:38 AM ET
Mophie Space Pack, $149-$400
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Sure, you love your iPhone, but wouldn't it be better with more storage and a longer battery life? The Mophie Space Pack for iPhones and iPads offers both. The case doubles a device's battery life and can add up to 128GB of storage.