Go to Amazon Sites : br br Battpit? Laptop Notebook Battery Replacement for Acer Aspire 5750-6589 (4400mAh 48Wh) br br Type 108 Volt Li-ion Laptop Battery br Capacity 4400mAh 48Wh Condition New br 30-Day Money Back Guarantee 1 Year Warranty br This is a genuine Battpit product comes with 1 year warranty Beware of imitation Battpit bears no responsibility on the imitation product purchased