Power bank -LED light indicator -Two USB ports -Multifunction: can supply power for all kinds of smart mobile phone

Power bank 

BS-4400

Material:AluminiumBattery Capacity : 4400mAhInput Current:DC 5V-1AOutput Voltage :DC 5V -1APreventing over - charging and over - discharging, limiting current and short circuit protection etc multiply protection, safe and trustyRechargeable for All digital goods: Iphone,Ipad,PSP,MP4

Power bank