The present invention relates to a power supply device of a portable electronic product, especially, to a charging device having a built-in power storage unit. By means of the built-in power storage unit in the charging device, the power storage unit would enter a discharge mode to provide power to the portable electronic product or to charge its battery when the external power is not available, and this function of the present invention is not limited to time, locations or the power source and so on various external conditions.

本发明涉及一种便携式电子产品的电力供应装置，特别是关于一种具有内置电力储存组件的装置。通过在充电装置中安装内置的电力储存组件，储电组件将进入放电模式来为该便携式电子产品供电，或者当没有外部电源时为其电池充电，并且该发明产品的功能不受时间、地点或者电力来源等等诸多外部条件的限制。