Currently, our Performance Bags and Gear Bags come with USB ports. These USB ports require the use of a power bank or battery pack to be able to work.
To use these ports, you connect your power bank to the cord located on the inside of the USB port. You then use the charging cable to comes with your phone or tablet in the provide USB port to provide power.
Although there are several power banks or battery packs on the market, the higher mAh your power bank has, the better it will be able to power your devices.