This qi battery charger is a combination of the wireless charging pad and portable power bank, built-in high-power qi wireless charging transmitter and a high capacity 10000mah rechargeable battery. incredibly sleek & lightweight, auravolt-10+ is portable & easy to carry around. engineered to be an efficient and high-speed charging pad for iphone, samsung and other qi-enabled devices—just lay your phone onto the charging pad and go. there’s no need to remove your device from its case when powering up, auravolt-10+ wireless charging pad can charge through most lightweight cases. charge any usb powered devices with the ultra-fast dual usb charging ports. with auravolt-10+, remain powered up always.