【Premium Material and High Quality】316L stainless steel, ultra-thin stainless steel case, high brightness 2835LEDs, 6000LM DC12V 42W, 120° wide beam angle, IP68 waterproof, 80% energy saving, tinned copper wire, 50,000 hours lifespan,[RGB color changing external control design] An external LED controller is connected, and it is controlled by the control method that comes with the LED controller. You need to buy and connect an extra controller to control it. The richness of features depends on the capabilities of the controller you purchase. It is recommended to use our RS series control system (R1+S1) to realize three control methods: APP, Bluetooth and RF. It is the most advanced and effective control method at present.【Easy Installation and IP68 Waterproof Design】Wall mountable with 16.4ft power cord and IP68 waterproof (can work underwater). IP68 waterproof and epoxy filled inside makes it 100% waterproof.[Wide application of RGB underwater pool lights] RGB underwater LED pool lights are widely used in swimming pools, villa swimming pools, bathtubs, home aquariums, spa massage pools, artificial lakes, water curtains, fountains, waterfalls, ponds, waterfalls, salt water and marine environment, etc.