BattPit Replacement Battery for Lenovo ThinkPad W541 — Compatible with 20EG0009US, 0C52864, 45N1147, 45N1149, 45N1153, 45N1159

Brand-new lithium-ion replacement for the Lenovo ThinkPad W541. Uses Grade A cells and provides 10.8 Volt, 4400mAh (48Wh) capacity for dependable power. Comes with a 1 Year Warranty and a 30 Day Money Back Guarantee.