?What You Get&Service?4 x Submersible LED Lights; 2 x RF Remote Control; Any questions, please feel free to contact us, we are happy to help you with any inquiries.To prevent excessive power consumption, it is recommended that you dry off and remove the batteries after use. (Batteries not included). ?Pond Light with RF Remote?Different from IR remote control, our RF remote control 360°through water and wall (100ft in air and 3.3ft in water) provides you with a convenient remote control method to solve the problem that lights cannot be controlled underwater. ?Various Application Scenarios?Underwater lights with double waterproof rings can be used in wet and dry places, such as underwater lights, bathtubs, jack-o-lanterns,christmas light, foundations, aquariums, fish tanks, vases, flower pots, waterfalls, bathtubs, hot tubs. ?Multiple Colors & Modes?The waterproof led lights has built-in brightening lamp beads, the brightness is 1 times that of ordinary lamp beads. In addition, it has 16 static colors and 3 modes (shimmer, fade, smooth) for you. ?Battery Powered Pool Lights?The hot tub lights are powered by 3 AAA batteries, which can last 8-15 hours from a full charge, depending on the battery capacity. Also, it is recommended that you remove the battery when you are not using the light to save power.