Here is what to do when power goes out and night is coming: decide what gets battery power before anyone plugs anything in. Keep phones and one light first, then any medical device someone depends on, then the fridge and freezer. Drop the big heat loads, like space heaters, kettles, and hair dryers, because they empty a battery faster than anything else in the house. Unplug sensitive electronics so the surge when power returns doesn't hit them. Keep the fridge and freezer doors shut. If you run