I discovered these rechargeable lightbulbs at Lowes a couple of weeks in the past.You employ them as a lightbulb after which in case your energy goes out these will kick on and final for 3.5 hours! They’ll flash for a couple of seconds earlier than they exit all the method so that you might be ready for the darkish! I purchased 2 of them. Put 1 in the lounge and one in my son’s room. They’re surprisingly shiny, even after the ability goes out. I’ve been utilizing the one in the lounge each evening. By time I prepare for mattress , It goes out on it is personal.