Floating in Water---It can directly contact with water, waterproof and able to float on water.Spread Efficiently --- The mission is to explore the ends of your pool, ensuring that chlorine is efficiently distributed all around, preventing any algae buildup and effectively managing your pH. Less time cleaning, more time enjoying.Easy to Use---Premium construction with strong outer layer. Adjustable ring for complete chlorine control and a leak-proof screw cap. Count up to 3 bromine tablets to give you hours of joy.Complete Chlorine Control --- Multiple vents on either side of the dispenser work in perfect harmony to provide total control of chlorine release.Widely Used---Suitable for cleaning swimming pool, bathtub, pond, fish tank, etc. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-dadangjia