• All of the exotic beauty of a saltwater aquarium with none of the hassle• Maintenance free• A beautiful centerpiece for your home or office• 7 artificial jellyfish made of a special polymer swim as if alive• Tank features 12 color changing LED lights plus 5 color lighting effects• Auto-off after 4 hours• Weighs 13 lbs. when full with water• Powered by any AC outlet with a special low-voltage adaptor