Battery extenders are quite useful to have when you are traveling with your phone or tablet. You can rely on them to run your handheld device longer. The Limeade 24000 mAh Battery extender can not only charge your phone or iPad mini but has a built-in flash light. It can charge your device very fast but has the proper safety features.
This battery has a lifetime of over 500 use cycles. The design is compact, so you can carry it around easily. You also get auto-on/auto-off, short circuit, anti-discharge, anti-overcurrent and anti-explosion protections. It has enough capacity to get you out of trouble when you are camping or just stuck.
This battery costs you $150 at the time of this writing. There are also cheaper versions available with less capacity.