Windows 7 needed
SuperbarMonitor.Battery lets you show the state of your laptop's battery status in the Windows 7 taskbar.
The program uses Windows 7's bar and progress predicted system to graph the battery's charge.
While the computer is plugged in, you can find different tasks to automatically reduce the battery cost among program options.
You can look at the bar and change the set layer which you think is less and still let your computer run
SuperbarMonitor.Battery is a great option for those who always want to be able to see battery charging status.