How can I on my MacBook AIR 11 (2012 edition) can change the setting of displaying status of it on the infrormation bar:
I do not see any option to set with time to run out of battery. (estimated time of life)
Is there any way how to set it?

I do not see any option to set with time to run out of battery. (estimated time of life)
Is there any way how to set it?