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150元太阳能灯就亮2小时，拆开只有3个小电池，怎么扩充电池容量
150元购买的太阳能灯，又被坑了，只能亮2个小时就没电，扔了可惜拆解看看原来电池容量大小，以及能否计算灯珠功率，扩容大电池组
家用常见常用小电器维修合集143/305
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