portable battery powered outlet 1) black,white, back power & case 2)2200mAh, 3)input:DC 5.0V/1A output: DC 5.0V/0.5A

   

portable battery powered outlet for iphone 4/4S

Product performance:    Apple's dedicated interface    Energy saving and environmental protection    High-capacity lithium battery, up to 2200 mA.    Intelligent charging system, the conversion rate of more than 90%.    An external power adapter can simultaneously charge the phone    Common iphone4 / I phone4S     Battery Type: Li-ion battery     Batteries: 3.7V/2200mAhinput: DC 5.0V/1Aoutput: DC 5.0V/0.5A

for iphone 4/4S battery case