【Easily Floating】: The pool chlorine dispenser can float easily on the surface of the pool to ensure that the chlorine is evenly distributed, without worrying about the chlorine levels in your pool. The locking cap keeps the chlorine tablets securely in place, 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 flow out of the dispenser. You can control the cleaning speed level through the ports according to the actual situation of the pool. 【Easy to Use】Just open the lid and slowly add chlorine tablets, and put it into the pool after adjusting the outlet. 【Wide Usage】: This doser with a diameter of 5 inches works well for in-ground pools, massage tubs, spas, above-ground pools, ponds, etc. 【Built-in Thermometer】The built-in thermometer shows temperatures in °F and °C. Since the dosage of chlorine and other pool care products is highly dependent on temperature, the