Hayward ColorLogic® LKCUS1100 Light Controller, Standalone. The ColorLogic Light Controller puts the power of colorful, customizable low-voltage ColorLogic LED lighting at your fingertips. Choose the perfect color option for your pool and backyard from right inside your home using the convenient dial and preview window. As the only wall controller that can be easily installed into an existing light switch, the ColorLogic Light Controller makes it simpler than ever to see your pool, spa and landscaping in a whole new light.