It can hold chlorine tablets from 1 to 3.5 inches. Designed for long-term use rather than frequent operation.FLOATS EASILY The chlorine tablet dispenser floats effortlessly around the chemical tablets, releasing the right amount of chlorine over time, evenly distributed! Never worry about chlorine levels again!your swimming pool or mineral spring. The human-centered design ensures your peace of mind.HIGH QUALITY AND UNIQUE DESIGN: Durable and sturdy ABS plastic chlorine tablet float to serve you for many years to come. Features a locking cap and adjustable ring for complete control.Adjustable flow port with different positions to control the release of chemicals.EASY TO USE: Open the lid and slowly add chlorine or soluble chlorine particles, then place it in the pool after adjusting the outlet. It can automatically lower the water level when the water pump stops running.APPLICABLE SCENE Suitable for swimming pools, water parks, or outdoor fountains; ready to use. The locking cap securely holds the chlorine tablets, providing a safer and more enjoyable pool experience.