我有一個7.2V的drill,電池不給力,用一會就要衝充,幹脆給接了個12V的電源,一點問題也沒有。
我有一個7.2V的drill,電池不給力,用一會就要衝充,幹脆給接了個12V的電源,一點問題也沒有。
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