1. Floats on the Surface: Simply open the lid, add chlorine or slow-dissolving chlorine particles, then place it in the pool after adjusting the outlet. The chlorine dispenser floats on the pool's surface to effectively clean the water. 2. Adjustable Ring: This chlorine dispenser features an adjustable ring for complete chlorine control and a leak-proof screw cap. Never worry about the chlorine level in your pool or spa again. 3. Robust and Durable: Made from premium ABS material, this floating dispenser is both sturdy and durable. You can confidently use it in your swimming pool throughout the summer, ensuring efficient and easy operation. 4. Applicable Scenarios: This versatile chlorine dispenser can be used in various settings, including swimming pools, spa pools, water parks, aquariums, and more. 5. Product Dimensions: The bottom measures 4.5 cm, the top is 12 cm, and the height is 13.5 cm. This floating dispenser fits 1.5-inch chlorine tablets. Note: Please confirm if the size of your chlorine tablets is suitable for this product before purchasing.