ZAGG Power Amp 3 Universal Battery Charger for Smartphones (3,000mAh) - Black 3000mAh of portable power gives most phones a full charge so you can stay connected to your world all day, everywhere you Quick chip technology Detects what kind of Device you have and adapts to provide the fastest charge possible. Fast 2.1A pass-through power courses into your devices - even when your power Amp is plugged in - so you can get charged and going quicker. A bright LED flashlight makes it easy to find your way in the dark while you power up.