Trying to preserve your phone battery for a full festival day is it's very own battle. You have to choose whether or not you can use your apps or text your friends back because saving your battery life to take those precious videos at the right moment is a priority. Of course you can bring along a portable cell phone charger, but their battery life may not last for too long either.
Now you don't have to worry about any of these predicaments with Ampy's new genius invention; a portable cell phone charger that uses your body's kinetic energy to fill it's battery life. The charger works best with an up and down motion, perfect for dancing at festivals and for shufflers in particular. Check out how the product works below and order yours here just in time for your favorite summer festival.
