Running out of battery when using your gadgets is not fun. That is especially the case if you are stuck and need your smartphone to get things done. The TYLT PowerPlant External Battery Pack has a 5200 mAH battery and looks elegant. It comes with an integrated cable, which is a big plus. It also has USB and microUSB slots (an iPhone 5 version is available too). The battery can provide up to 4 charges for your gadget. The PowerPlant costs you as high as $89.99.