Wirelessly posted (Mozilla/5.0 (iPod; CPU iPhone OS 5_0_1 like Mac OS X) AppleWebKit/534.46 (KHTML, like Gecko) Version/5.1 Mobile/9A405 Safari/7534.48.3)
I get around 5hrs using wifi with non flash sites and some programming..
Wirelessly posted (Mozilla/5.0 (iPod; CPU iPhone OS 5_0_1 like Mac OS X) AppleWebKit/534.46 (KHTML, like Gecko) Version/5.1 Mobile/9A405 Safari/7534.48.3)
I get around 5hrs using wifi with non flash sites and some programming..
Battery health will fluctuate up and down by several %. One day it might say 87%, the next it might say 93%. I wouldn't be concerned unless it's steadily, rapidly going down.
It is perfectly normal if your battery health (maximum capacity) fluctuates up or down over time. For further details, read the CHECKING STATUS AND HEALTH section of the following link.
This should answer most, if not all, of your battery questions:
iStat doesn't give bad info. It reports exactly what the Mac reports. If anything, coconutBattery has known issues with accuracy, so I would trust iStat Pro more.