Product intoduction:Multifunction digital movable charger.Using the efficient boost converter and batteryprotective IC.It's built-in intelligent identification chips ate able to identify different kindsof digital products,the voltage& electric current.Reaching avaiable charge.It's with built-in high-capacity battery,small appearance,wide scope of application,longevity life,high cost-performance.You can used it to charge your cell phone,digital camera,PDA,PSP,MP3,MP4 and ect any time. Specifications:
Name:Smart Power BankBattery capacity: 20000mAhVoltage:DC5VCurrent:1A/2.1AMaterial:Aluminium alloyColor:Black/Blue/Red/Silver/Pink/GoldSize:152mmx75mmx9.8mm FeatureUser friendly Long cycle lifeRapid charge
Wide compatible
Double USB output
Portable and convenient 
Electricity-saving function
Powerful with long operation timeHigh efficiency of power converson
Environmental friendliness &Economic efficiency
20000mAh ultra-large capacity, 9.8mm ultra-thin thicknessHigh-brightness LEDs can illuminate the dark even when moving power, emergency power outages, or camping outdoors Package included:1 x Smart Power Bank1 x Cable