Quick Battery Power Monitor

watch -n 5 "upower -d | grep energy -A 4"
Convenient to leave running in a yakuake or plasmacon terminal. For older kernels watch -n 5 cat /proc/acpi/battery/BAT0/state
Sample Output
Every 5.0s: upower -d | grep energy -A 4                                                                                                            Mon Apr  2 18:29:54 2012

    energy:              86.6688 Wh
    energy-empty:        0 Wh
    energy-full:         94.128 Wh
    energy-full-design:  97.68 Wh
    energy-rate:         21.312 W
    voltage:             12.015 V
    time to empty:       4.1 hours
    percentage:          92.0755%
    capacity:            96.3636%

By: dslinz
2012-04-02 22:33:37

What Others Think

Here they provided the solutions and troubleshooting methods for running out the battery of your system fastly. How to improve your battery life and to quick battery powered to the Monitor. These answers can be get if you go through this website Blue Ribbon Hemp
leonamargret · 77 weeks ago

What do you think?

Any thoughts on this command? Does it work on your machine? Can you do the same thing with only 14 characters?

You must be signed in to comment.

What's this?

commandlinefu.com is the place to record those command-line gems that you return to again and again. That way others can gain from your CLI wisdom and you from theirs too. All commands can be commented on, discussed and voted up or down.

Share Your Commands

Stay in the loop…

Follow the Tweets.

Every new command is wrapped in a tweet and posted to Twitter. Following the stream is a great way of staying abreast of the latest commands. For the more discerning, there are Twitter accounts for commands that get a minimum of 3 and 10 votes - that way only the great commands get tweeted.

» http://twitter.com/commandlinefu
» http://twitter.com/commandlinefu3
» http://twitter.com/commandlinefu10

Subscribe to the feeds.

Use your favourite RSS aggregator to stay in touch with the latest commands. There are feeds mirroring the 3 Twitter streams as well as for virtually every other subset (users, tags, functions,…):

Subscribe to the feed for: