This floating pool chemicals dispenser distributes chlorine or bromine tablets with a maximum diameter of 25.4 mm throughout the pool, allowing you to keep the water clean and clear. The floating chlorinator features an adjustment ring that lets you set the amount of chemicals released into the pool, while the built-in thermometer allows you to check the temperature of the pool water at any time. It is suitable for Intex pools and hot tubs with a diameter of 366 cm.