Duracell Powermat GoPower Longhaul backup battery, power bank, for iPhone 5S/5C/5, Samsung Galaxy S4, other smartphones and tablets Maximum Multi Day Power: Up to 4 extra charges for your phone and can also power your tablet; Whether you are going on away on a business trip or a vacation, we've got you covered; 8800 mAh capacity; No need to wait -with dual USB ports you can charge both your phone and tablet simultaneously; Or up your popularity and share the power with friends and family Quick and convenient; Charge your smartphone, tablet or USB device on the go at a rate comparable to being plugged into an outlet Recharge the Longhaul with the included USB cable or for ultimate recharge wirelessly on any Duracell Powermat wireless charging surface or PMA compatible surface; What's in the box: GoPower Overnighter, USB to micro USB cable, user guide