... Samsung, Nokia, Sony Ericsson connectors,mobile phone,MP3,MP4,digital camera,bluetooth earphoneexternal mobile battery charger 1, aluminium alloy shell 2 ... Temperature-5°C - 40°CColorRed,Yellow,Blue,Green,Purple,White,Black Model NumberSHT022Internal Battery TypeLi-ploymer CellsOutputDC5V 800A Recycling life ... it is charging for cell phone. 3.When the AA battery used up, the charger will be auto off ...