ZAGG Power Amp 6 Universal Battery Charger for Smartphones (6,000mAh) - Black 6000mAh of portable power gives you up to Two full Phone Charges so you can stay connected all the time, everywhere. Quick chip technology Detects what kind of Device you have and adapts to provide the fastest charge possible. Fast 2.4A pass-through power courses into your devices through a universal USB port so you can get charged quicker - even when your power Amp is plugged in. A bright LED flashlight makes it easy to find your way in the dark while you power up.