Find out How Healthy Your Battery is on Your Laptop

Find out How Healthy Your Battery is on Your Laptop 

Windows 8 has a feature through which we can find out exactly how much battery you are actually getting from your Laptop battery, i.e. its efficiency, maximum charge potential.  It's a well-known fact that as the age of lithium battery increases its charging capacity decreases and it won't charge to its full potential as when it's new. We can find out exactly how much the battery of laptop is giving now. We can use the powercfg -energy to find out how health your battery is.

1. When you are in the Metro UI, start typing "cmd". It will automatically go in to search mode and will search for what you typed (cmd).
2. Type "powercfg –energy" into the command prompt & press Enter.
3. The command enables tracing for 60 seconds & would collect all the data after observing the system behavior.
4. After analysis it would generate a report.
5. The energy report is generated in HTML format in the directory shown in the command prompt.
Cmd Prompt Address\energy-report.html by default.
6. In the HTML file, scroll to the end till you get information.

This shows the battery ID, Manufacturer name, Chemistry, Design capacity and most importantly the last full charge.