For Lenovo T440S X240 T440 ThinkPad X240 X250 T450 T440 T440s T450s T460p T470p W550s X250 X260 T560 68+. 45N1136 45N1137 0C52862 45N1135. capacity : 48WH/44WH. 1.Li-Ion Laptop Battery 10.8V and 11.1V are in common use.
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