Go to Amazon.com : http://www.amazon.com/gp/product/B00A6EGZAY?tag=theatrecat-20
Acer One UM08B71 Tech Rover? Max-Life Series 12-Cell [Super-Capacity] Replacement Battery
100 Compatible - Will not void your original laptop warranty
Tech Rover Quality product with 30-DAY Worry-Free Return Policy
Brand New Battery 8800-10400 mAh Effective Capacity
All Tech Rover branded items carry a 1 year warranty against manufacturer defects
12-Cell High Throughput Battery Please note this is a high-capacity battery and may protrude slightly from your laptop