1.external mobile phone battery
2.Capacity:4,000mAh
3.Output:DC 5V/1.0A
4.Smart,Elegant,Portable
5.CE,ROHS

external mobile phone battery

USB output can charge usb digital devices. 

Product Specification: 

Size:116.8*60.2*12.5(mm)     Weight:130g     

Input:DC 5.0V/800mA(Micro USB input) 

Output:DC 5.0V/1.0A  (USB Output)                                                     

Capacity:3.7V 4,000mAh(14.8Wh)  Lithium Polymer Battery               

Product Compatibility:Perfectly for Iphone,for Ipad,for Blackberry,MP3/4,Mobile,etc.         

Standby time:Up to 720hours     

Talk time:up to 12hours on 3G, UP 26 hours on 2G                            

Internet Time:Up to 12 hours on 3G,Up to 17hours on Wi-Fi               

Audio Play: Up to 620hours           Video Play:Up to 17 Hours               Packing: gift box packing

Prouct Fetures:

***Flexible stylish design,nice,easy to carry

***Concealed lighting,the use of more reasonable

***Automatic identification switches charging and discharging function

***Multiple safety circuit protection program

***Very Superior product solutions from the loss of control circuit.

More Pictures of Product: 

1)Excellent for iphone4

2)many different colors available

3)customized luxurious gift box packaging,with your Logo