Wind Dancer Fiber Optic Lamp Battery-Operated Wind Dancer Fiber Optic Lamp Battery-Operated. With hundreds of slim fiber optic strands, the lamp fans our gracefully filling the space with soothing blue color. Add a little breeze, and the fiber optic strands seem to dance in the air giving it a feeling of animation. Great for decoration, on desk or table and great for use as a nightlight. Measures 9 inches tall and requires 3 call batteries. (not included)