Battery Type:Li-ionVoltage:15.36VCapacity: 49WhL18L4P71 L18M4P72 L18C4P71 Battery Lenovo ThinkPad X1 Carbon 7th Gen$130.00PriceQuantity*Add to CartFITS MODELLenovo ThinkPad X1 Carbon 7th Gen, Thinkpad X1 Yoga 4th Gen 2019 BRAND LENOVOSHIPPING INFO FREE EXPRESS SHIPPINGWARRANTY 12 MONTH