Go to Amazon Sites : http://www.amazon.com/gp/product/B0053V96BK?tag=shitmycatsrea-20

Battpit? Laptop / Notebook Battery Replacement for Acer TravelMate 5742-7159 (4400mAh / 48Wh)

Type 108 Volt Li-ion Laptop Battery
Capacity 4400mAh 48Wh Condition New
All Battery Products provide 30-Day Money Back Guarantee 1 Year Warranty Warranty does not cover Free Gifts
This is a genuine Battpit product comes with 1 year warranty Beware of imitation Battpit bears no responsibility on the imitation product purchased