Kikkerland Solar-Powered Rainbow MakerDescription:Kikkerland Solar-Powered Rainbow Maker Model: 1588 (Formerly 1588S) Window-mount rainbow maker that casts rainbows around the room Solar panel powers the unit to revolve and refract light in all directions Genuine Swarovski crystal creates maximum rainbow effect Great for cheering up a room; enchanting for adults, children, and animals Comes with suction cup or wire hanger; measures 6 by 1 by 2 inches Thanks to clever engineering and a beautiful Swarovski crystal, the rainbow maker from Kikkerland uses the sun to fill a room with rainbows. Like an active piece of art, the piece revolves when powered by direct sunlight, catching and refracting pretty bands of color. An enchanting piece for children and pets, the rainbow-maker adds cheer to any room and brightens up an interior. No batteries are necessary, and the piece includes a suction cup and a wire hanger for easy mounting. A great gift idea, versions are also available with heart and double crystals.