BattPit Replacement Battery for Lenovo ThinkPad X240 – Compatible with 20AM0068US, 45N1124, 121500148, 45N1127, 45N1134, 45N1137

From BattPit: Brand New Li-ion battery made for the Lenovo ThinkPad X240. Rated 10.8 Volt with 4400mAh (48Wh) capacity and built using Grade A Cells. Includes a 1 Year Warranty and a 30 Day Money Back Guarantee.