The waterproof led light comes with 13 RGB SMD LED bulbs and RF remote, has 16 different colors and 3 dynamic modes. You can use the remote to select colors and dynamic mode to suit your needs, it helps add beautiful and colorful atmosphere for you during night time. IP68 Waterproof Design The submersible pool light is equipped with a waterproof seal ring to prevent water from entering the light. Tips: Please tighten up the cap properly until you cannot be turned anymore before putting it in the water. Close the Cap Tightly! Actually the waterproof performance is to a great extent depends on the tightness you close the cap, the tighter you screw, the better the waterproof effect you get, otherwise it will leak. Tips: Please make sure the sealing ring is undamaged, and properly stay in the groove. Please twist the light until it can not be twisted any further, to make it fully waterproof before putting into water. RF Remote Control RF is called as Radio Frequency, which is a high-frequency electromagnetic wave with long-distance transmission capability. Unlike the common infrared (IR) remotes, RF remotes do not have to be aimed at the equipment, and has long-distance remote range to164FT/50M. Increased brightness adjustment, timer button, optimized 5 dynamic modes. Tips: Please remove the plastic insulating film on the bottom of remote before using it. Please long press the button "ON" on the remote for about 2 seconds to activate all the lights. After turning on, no need to long press, the light will be very sensitive to react what Submersible led lights are designed for both wet and dry environment, perfect for decorating swimming pool, hot tub, pond, aquarium