5600mAh Portable Power Bank and Light High Capacity, 5600mAh 2-3 full charges or add 22 hours talk time to your iPhone 4S / 4G / 3GS; 1-2 charges for Samsung Galaxy S3, 200 hours + audio playback, or 200% - 300% to the battery life of most mobile phones Perfect for travel where you do not have access to a power source Slim, sleek and lightweight design Built-in LED light