Your phone may have a long battery life but it needs to be charged frequently if you use it all the time. There are many cool battery extenders on the market that allow you to charge your phone on the go. The Wrist Band Power Bank is much easier to carry around than most of them. It’s a backup battery you carry around your wrist. The 1500 mAh battery has more than enough juice to buy you some time during emergencies. It is compatible with iPhone and Android devices.
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