special tks to Karam.. the patch is working out extremely well.. had a gr8 xperience with it today.
charged N900 to its max at 7.30am and left with my friends on tour.
7.30-9.30 songs+browsing(2G)
then from 11.30-1 saw a movie.then browsed for about 3hrs
then photo session took 359 photos and played a slideshow to my friends in max brightness say abt 20min.
i still have 27% of battery left..
PS: i use nokia battery