BattPit Replacement Battery for Lenovo ThinkPad X240 — Compatible with 20AM0057US, 45N1124, 121500148, 45N1127, 45N1134, 45N1137

BattPit replacement battery for Lenovo ThinkPad X240. Compatible with part numbers 20AM0057US, 45N1124, 121500148, 45N1127, 45N1134, and 45N1137. Brand New Li-ion Battery with 10.8 Volt 4400mAh 48Wh Capacity, built using Grade A Cells. Supplied with a 1 Year Warranty and covered by a 30 Day Money Back Guarantee.