Hayward LACUS11050 ColorLogic 320 1.5-Inch LED Pool and Spa Light, 12-Volt, 50-Foot Cord Total coordination of all water environments and with Universal Color Logic LED Lighting Easiest 1.5-inch lights to install at just 4 Inch below waterline and in as little as 8 Inch of PVC conduit Ideal for lighting full pools or spas, or highlighting steps, water features, Baja shelves, bubblers, spray/splash pads and more Can be installed in wet or dry/landscape applications.101 Colors and 11 Color-changing shows available in Network mode Lasts 10 times longer than incandescent lights