晴劫 wrote:....應該只是充得比較慢而已吧?....(恕刪) 如果只是純充電:是的。但....會邊充電邊使用,90W如夠,原廠何必給170W呢?原廠資料 ThinkPad 90W AC Adapter with P51https://forums.lenovo.com/t5/ThinkPad-P-and-W-Series-Mobile/ThinkPad-90W-AC-Adapter-with-P51/td-p/3801044