> At the high level, each laptop battery is 10.8V @ 3.2AH, which is a > power capacity of about 35W. This makes no sense. Watts is a unit of instantaneous power. Watt-hours would be more appropriate. ***************************************************************** Embed Inc, embedded system specialists in Littleton Massachusetts (978) 742-9014, http://www.embedinc.com -- http://www.piclist.com hint: PICList Posts must start with ONE topic: [PIC]:,[SX]:,[AVR]: ->uP ONLY! [EE]:,[OT]: ->Other [BUY]:,[AD]: ->Ads