Features:

• One-year warranty against defects.
• 100% satisfaction or your money back (within 14 days of purchase)
• Quality battery

Editor Reviews:

Product Description:
Lenovo ThinkPad R51e Battery. This is a 10.8 Volt, 4000 mAh, Li-Ion Battery . Dimensions: 8.03 x 2.29 x 0.79. 100% OEM compatible.