5 Blue Hummingbirds to attach to the Sparkle Lites® L.E.D light Base. Hummingbirds and Bases are sold separately. The Fiber Optic Butterflies are completely waterproof. They light up whatever colour base you attach them to, so you can have a hummingbird light up by whatever colour base you choose. These are perfect to put into floral arrangements, centrepieces, for weddings, engagements, formal functions, birthdays, every occasion.