Charge any 2 smartphones or tablets on the go with this portable Universal Dual Powerbank Compatible with all Smartphones & Tablets Extra high power for longer and faster charge USB Compatible Elegant Design, Light and Portable 1 x 10000mAh Power Bank Emergency Battery Charger with 2 x USB ports 1 x USB to Micro USB cable To charge power bank: Plug in the supplied micro data cable to the power bank and plug the USB end into a standard USB wall charger (Not Included) or computer USB outlet, a Red LED will indicate the power bank is being charged. For first time use, please charge the power bank for a minimum of 8-12 hours before using. Once the Red LED has turned to Blue, this indicates the power bank is fully charged. Unplug from the wall outlet or the computer; disconnect the micro USB cable from power bank. To charge device (phone, tablet, etc): Plug in your devices USB charging cable into power bank USB port. Plug your device to the other end of the charging cable and the power bank will start to charge your device. All Smartphones, iPads and Tablets