BattPit Li-ion Replacement Battery for Lenovo ThinkPad W541 — Fits 20EG0007US, 0C52864, 45N1147, 45N1149, 45N1153, 45N1159

Brand-new Li-ion replacement battery by BattPit made for the Lenovo ThinkPad W541. Electrical specs: 10.8 Volt, 4400mAh (48Wh) capacity using Grade A cells for consistent performance. Compatible with part numbers 20EG0007US, 0C52864, 45N1147, 45N1149, 45N1153 and 45N1159. Includes a 1 Year Warranty and a 30 Day Money Back Guarantee.