... optical Power source:3.7V/720MA li-ion battery Whole sale digital camera,3X optical zoom,max12mega pixels,2.7inch monitor ... . (4)We have the capacity to make advanced research, develop, produce and undertake OEM and ODM orders of all kinds of ... digital camera ,digital vedio camera,car black box. Whole sale digital camera,3X optical zoom,max12mega pixels,2.7inch monitor,