BIGEE Backup battery 6700mAh (USB-A / USB-C). This large capacity battery is equipped with 2 USB-A Qualcomm 3.0 front and 1 USB-C. It will allow you to charge 3 devices simultaneously and very quickly. Indeed each USB has an amperage of 2.4A. The USB-C to USB-A magnetic cable will allow you to charge and charge the battery in any circumstance. You will never have recharged your devices as quickly.