Sleep Monitor monitors and profiles your Mac‘s energy use, and can help you identify power management problems.
With Sleep Monitor you can easily build an energy profile spanning days, weeks, and months. Your profile will contain a record of all the power events, battery changes, and energy state information.
What’s New
Version 3.0.0 (Preview 169):
Support for Mac OS X 10.7, aka Lion.
New smaller footprint helper tool.
New ability to install per user, per computer, or one-session only.
Improved graphing algorithms.
Requirements
Intel, Mac OS X 10.6 or later.
Follow this links http://bit.ly/rgKV9t for Download Sleep Monitor 3.0.0