INTEX Multi-Color LED Waterfall Cascade 3 Bright Color Red, Blue, GreenAdd a touch of tranquility to your above ground pool with this easy to install multi color LED waterfall. The sheer and gentle cascade of water will enhance your swimming experience producing refreshing negative ions at the water surface and bringing you serenity and relaxation while you swim. lights in 3 bright colors: Red, Blue, and Green Built in hydroelectric generator powers LED lighting ( no batteries or electrical connection required ) fits all