Beautiful combi: The set comes with 4 LED lights and 4 remote controls, easy to use: these submersible LED lights can be used as flameless candles, with 4 dynamic modes (flash/strobe/fade/smooth), 5 Adjustable brightness, 16 different light modes; infrared remote control available, remote control range within 5 meters long use time: LED disc light with remote control is powered by three AAA batteries (batteries not included), the remote control battery is made by qualified Dry cell powered battery, lasts 10-12 hours, easy to replace MULTIPLE APPLICATIONS: Battery LED lights with remote control work well in wet and dry locations, great for lighting swimming pools, ponds, bathtubs, boats, fountains, Aquarium, fish tank, vase, waterfall, or decorate your hallway, basement, garage, wedding, party, add different lighting and bring you different moods Waterproof Design: Small submersible remote control LED light made of ABS material, Not easy to break; and they are designed to be waterproof, so they can be used normally in cold or bad weather, no need to worry about leakage Jinyu Store products