When the power supply is normal, the utility model can make lighting and charging at the same time; and in power failure, the battery will offer the power.
当市电供电正常时本实用新型可边照明边充电,停电时即由蓄电池供电。
When the power supply is normal, the utility model can make lighting and charging at the same time; and in power failure, the battery will offer the power.
当市电供电正常时本实用新型可边照明边充电,停电时即由蓄电池供电。
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