L20M4P71 L20C4P71 L20D4P71 L20L4P71 SB10T83217 5B10W13974 SB10T83216. 4-Cell Battery 3692 mAh 57Wh 15.44V. Battery Capacity: 57Wh. for Lenovo ThinkPad X1 Carbon 9th Gen // X1 Carbon 2021 // X1 Carbon 10th Gen // X1 Carbon 2022 //.
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