ICS drains the battery fast and the statistics say its coz of the display. <div><br></div><div>Am currently running two roms (dual boot) - <a href="http://forum.xda-developers.com/showthread.php?t=1451346">Pure ICS</a> and <a href="http://forum.xda-developers.com/showthread.php?t=1669060">Pure Look S3</a> which happens to be discontinued</div>