如何给松下电动剃须刀更换电池/How to replace the battery of a Panasonic electric shaver 

松下的电器产品出了名的耐用，这个电动剃须刀已经用了十几年，但抵不过电池会老化，今天就来给其更换电池。顺便看看可以做传世的质量是什么结构。
Panasonic products are durable. This electric shaver has been used for more than ten years, but it cannot resist the aging of the battery. Let's replace the battery today.

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