Designed to replace your standard wall charger and keep you charged all day and night no matter where you are. Simply plug the 6K into your wall and it acts like a normal USB wall charger. You can charge any device that charges via standard USB. Smartphones, Tablets, etc. The Intelligent Charging Technology prioritizes the charge to your device until your device is fully charged. It then charges the 6,000mAh battery onboard. When you need it just unplug the 6K from the wall, fold down the collapsible plug and take it with you. To school, to work, on a train, on a plane, to a game, anywhere, even your couch. Now you can charge your phone anywhere while using it.