How to check the power usage in win7 computer?

            To be exact, many friends see the power of their own power is seen from the icon display in the task bar below, this is a display icon that many systems will be equipped, but many do not mean all, if your computer happens to be If you belong to this range, how can you clear the remaining power of your computer without plugging in the power supply? In fact, win7 Ultimate is not only traditional to query the computer usage from the icon, but also from the computer. Query, let's share the method with you!
1. First, let's press win+r to open the running window of the computer, then enter cmd and click Enter, so that you can open the computer command. The prompt window is up.
2. In the next command prompt window, enter powercfg /energy and click Enter, so you can check the current computer power usage. However, it may take about a minute or so to wait until the analysis is complete, and you can check the power status.
3. Generally speaking, our final power status is a generated URL information. You need to copy the URL to the browser to open it for viewing. The information window shown in the figure below is the same.