IP 68 WATERPROOF: The LED diving light is waterproof and works well in both wet and dry places. All water tanks are LED lights made of high-quality materials, and there is no risk of water leakage when the lid is tight. RF remote control and sleep mode: Unlike traditional remote controls, the RF remote control is up to 16 feet underwater and up to 66 feet in the air. Even if there is an obstacle between the remote control and the LED light, the remote control can be easily operated. You can choose between 2 hours, 4 hours or 6 hours automatic shutdown function. 16 colors and 13 LED bulbs: Each underwater light has 13 LED bulbs, which provides a brighter effect, lasting more than 20 hours than ordinary 10 LED lights. The underwater light offers 3 dynamic color changing modes and 16 different colors. These LED pool lights are made of robust PS material and are powered by 3 AA batteries (not included). MULTIPLE INSTALLATION OPTIONS: the pool light comes in an oversized design (diameter: 3.39 inches). These pool lights are a lot of fun at night, with 4 magnets and 8 suction cups for even more versatile mounting options. As bathtub lights, pool lights, pond lights, spa mood lights, aquariums, vases, waterfalls, bathtubs, basements, wedding parties. Package contents: The package contains 2 LED diving lights (without batteries), 2 RF remote controls (with batteries), 4 magnets and 8 suction cups. Each has its own remote control so that everyone can control it individually. Bonus tip: before putting it in water, make sure the lid is closed properly.