Original 45N1147 Lenovo battery 57+ external 6 Cell 2.2Ah Liion T540PManufacturer: Lenovo: Manufacturer number 45N1147 or identicalFits the following models: T440P, L440, L540, T540P, W540, W541 Please check for suitable model number in the eBay article features 20As, 20as, 20AT, 20AU, 20AV, 20AW, 20BE, 20BF, 20BG, 20BH, 20EF, 20EG Alternative fru 45N1147.45N1149.5B10W13949,45N1145.45N1769.45N1159,45N161.45N1163.
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