YJ1017-4000mAh/2000mAh Smart Power with LED light 
Double Micro Out-put

Battery type:   grade A brand-new customized polymer lithirm-ion
Cycle life:         more than 500 cycles
In-put :              DC 5V,0.65A
Double Micro Out-put:   5V/0.5A;5V/1A
Capacity:          4000mAh; 2000mAh
Charging time: about 5 hours
Dimession:        5.90*11.60*1.03(cm)     5.90*11.60*0.65(cm)  
Weight:              130g, 90g
Color:   gun-silver electroplating,pink electroplating,gold         electroplating,silver matt oil-spray
Finishing:    stainless steel brushed,frame electro-plating/oil-spray mirror finish stainless   steel,frame electro-plating/oil-spray

Charg for:  almost any USB device,such as mobile phones(including but not  limited to iPhone,Blackberry,Android),iPad,iPod,iTouch,Galaxy S,EVO,SONY PSP,PDA,MP3,MP4,camera,and so on.Also can be used as LED lighting