I confirm this too. I'll try your patch. See also http://www.ubuntuforums.org/showthread.php?t=285689&highlight=battery+edgy ** Attachment added: "output of lshal on Acer Aspire 1652 WLMi, under Edgy" http://librarian.launchpad.net/4939950/lshal -- HAL reports incorrect battery percentages https://launchpad.net/bugs/60989