Additional LED Underwater Lights can be added to the Underwater Light Kit and controlled by the same controller in the Underwater Light Kit. Intended for larger pools and installations with additional features such as Stand Alone Spas, Tanning Ledges and Water Features. Up to an additional 4 Underwater Lights can be added. Safety for family and friends Provides relaxation and enjoyment Elevates the visual environment with an artistry of illuminated color, even when viewed from inside the home