... -10°C to 40°C *Suitable for iphone 5 battery case, first and unqiue on Market.***Advantages:*Intelligent charging system, the ... , recycle use for protect the environment.*Emergency backup battery case for iphone 5*charging your phone at anytime anywhere if ... , long life, higher capacity*Electricity-saving function battery with case*High efficiency of power conversion, long lifespan cycle*With imported ...