from what i've come to understand, while that battery monitor can work, the intention is to use the plugin provided by xfce4-power-manager. it does seem that something is amiss there, though the plugins package is installed.
** Changed in: xfce4-power-manager (Ubuntu) Status: New => Confirmed -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1446247 Title: Lubuntu 15.04 - No power indicator in applet indicator To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/xfce4-power-manager/+bug/1446247/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs