A Kill A Watt® is a simple power measurement device you can use to see exactly how much power your gadgets are consuming. Just plug the Kill A Watt® into your wall socket or a power strip, plug the gadget into the Kill A Watt® and measure away. You can see how much is being consumed at any point in time, or collect data over time. Afterwards, you can implement your power-saving strategy and measure what you've saved.
How do you know if the steps you're taking to save power when computing are making a difference? You can figure it out in just a few steps with this easy and fun experiment.
Kill A Watts® are available for purchase—just search for "Kill A Watt" on the web. Even better, you can check one out from the U-M Library, just like you would a book. Kill A Watts® are available at the Shapiro Undergraduate Library and the Art, Architecture & Engineering Library.
Once you have calculated your impact using the device, configure the recommended power-management settings on your computer.