When the battery the stored power put up, the solar controller to control the battery will not be a discharge, protect the accumulator.
当蓄电池所储存的电能放完时，太阳能控制器要控制蓄电池不被过放电，保护蓄电池。
When the battery the stored power put up, the solar controller to control the battery will not be a discharge, protect the accumulator.
当蓄电池所储存的电能放完时，太阳能控制器要控制蓄电池不被过放电，保护蓄电池。
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