aspectLED's underwater LED lights are bright, energy efficient, and attractively styled, making them perfect for virtually any underwater application. Ideal for installation in ponds, aquariums, waterfalls, water features, fountains, and docks. This 36W RGBW underwater fountain light features 9 of our 4W RGBW LEDs and is 6.25" nominal diameter x 1.5" deep, with a 1.879" threaded cutout hole in the center (designed for inserting a fountain nozzle through the center hole). This RGBW fixture can be easily controlled via a DMX decoder/driver. These LED underwater lights are waterproof (with an IP68 rating) and submersible. They feature a stainless steel housing and trim face and come standard with a clear glass trim