To change your center light policies go to System → Facilities → Lighting policy.


blob1476347883761.png


Here, you can edit any lighting policy. Press on the Edit button to do it.


blob1476348329668.png


Once inside you'll see a screen like the following:


blob1476348435234.png

Here you can press on the "new" button to add new dates and times for the light to be turned on or off (that means the amount for the light you specified on the booking prices will be added inside that schedule automatically)