hi bro, quote me this

1. What is the model of your battery.
- acer 5920g model AS07B42
- 14.8v 4800mAh
- 6 cells

2. The condition of your battery.
- approx 1 1/2 years
- win vista "Power Saver" mode idling can tahan less 50~70 min
- less than 40min usage when MSN-ing and surfing web + wireless ONLY!!
- mini games - less than 20min straight KILL

3. Which state you come from?
- KL,segambut

4. Your contact number if possible.
- PMed u

some question to ask:
1) there are how many models of battery do u have, and which will u install it to me if deal?
2) is there any problem if charge/attach with notebook while using as a desk 24/7 for a long time?
3) is it possible to upgrade to 9 cells?
4) approximately how many % will improve after change compare with my battery condition now?

regards