LENOVO 20V 4.5A 90W 充電器 適用 THINKPAD X1 CARBON L540 L440 ADLX90NLT3A 45N0305 45N0306 36200296 FRUPN 45N0306 PA-1900-72 W550 W550S T550 T450 T450S T540P T440P T440 T440S T431S X250 X240 X1 CARBON 1ST E455 E540 E550 E440 E545 E531 E431 YOGA 11E L450
650
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