BATHE YOUR POOL IN A RAINBOW OF LIGHTS Engulf your pool in a dramatic cascade of lights this summer. This floating disco pool light projects a rainbow of light patterns on your pool’s bottom while it floats on the surface. Aqua Glow projects five different colors and it will shut off after 1 hour. Amaze your pool parties with Aqua Glows light patterns. Runs on 3 AA batteries – included.