21. Dim the screen after a period of inactivity when on battery power 22. Your laptop battery is now fully charged 23. If a notification message should be displayed when the battery is getting low. 24. If you have a battery, it costs five cents to make it. 25. Computer is running on battery power 26. Battery charge time is currently unknown27. Battery discharge time is estimated28. Laptop battery is discharging 29. The battery is below the critical level and this computer is about to shutdown. 30. When battery power is critically low:
