"Now, kids can turn out the lights with the Crazy Forts Fort Light add-on. Two lights are included for lights-out fun. The lights feature automatic shut-off after 20 minutes of use and stay cool to touch for safe use. Crazy Forts are a unique, award winning, building and creative toy. Crazy Forts come with 69 child-safe toggles and rods that join together to build any play space from your child's imagination. Create a ""Cave"" one day, an ""Igloo"", ""Pirate Ship"" or ""Castle"" the next ... put the pieces together in different configurations, cover with bed sheets and ""voila!"" kids have a unique new play space every time! "