【Floating easily】: The pool chlorine diffuser can easily float on the surface of the pool to distribute chlorine evenly, without worrying about chlorine levels in your pool. Locking cap holds chlorine tablets securely, providing a safer and more enjoyable pool experience. 【Adjustable flow port】: The dispenser is designed with ports on the side to control the amount of chemicals that escape from the dispenser. You can control the cleaning speed level through the ports according to the actual pool situation. 【Easy to use】Just open the lid and slowly add chlorine tablets, and put it into the pool after adjusting the outlet. 【Wide use】: This proportioner with a diameter of 5 inches works well for inground pools, massage tubs, spas, above ground pools, ponds etc. 【Integrated thermometer】The built-in thermometer indicates temperatures in °F and °C. Since the dosage of chlorine and other pool care products is highly temperature-dependent, the chlorine dispenser has its own thermometer. This pool accessory is suitable for most commercially available steel frame pools or speed pools and many other types of pools. Disinfection and Sterilization With this pool chlorine dispenser, you can enjoy the summer in the pool water without worrying about the water quality. Built-in thermometer You can reference the temperature measured by the thermometer built into the dispenser to choose the time you play in the pool. Large Capacity With a diameter of 109cm, you can add most chlorine tablets, or other pool cleaning chemicals.