Get from Amazon.com : https://www.amazon.com/gp/product/B00ROLUG9S?tag=bromabakery0d-20<br /><br /> CWK New Replacement Laptop Notebook Battery for IBM Lenovo ThinkPad X40 X41 X41T Tablet<br /><br />Product Description : <br />Condition Brand New - Grade A cells<br />Battery Type Li-ion<br />Voltage 144 Volt 148 Volt compatible<br />Capacity 5200mAh Better than 4400mAh<br />2 Year Warranty Buy with confidence
