Features: 1. The flow adjustment design can adjust the opening size according to the actual situation of the swimming pool. 2. The lock cover design can safely store the chemical tablets in the dispenser. 3. Made of high‑quality PVC material, it has a sturdy structure, corrosion‑resistant and durable. 4. Provide stable chlorine gas to the pool or spa to keep proper chlorine residue in the pool. 5. Suitable for ground swimming pools, massage bathtubs, hot tubs, overground swimming pools and spas. Specification: Item Type: Automatic Chemical Dispenser Material: PVC Plastic Color: As shown in the picture Product Locking Size: Approx.20cm / 7.9in Weight: Approx. 470g / 16.6oz Application: Suitable for ground swimming pools, massage bathtubs, hot tubs, overground swimming pools and spas. Package List: 1 x Automatic Chemical Dispenser Features Adjustable Flow Design: Customize the opening size to match your pool's needs, ensuring precise chemical dosing for optimal water maintenance. Secure Lock Cover: Safely store chemical tablets in the dispenser, preventing spillage and ensuring safe operation for peace of mind. Durable PVC Construction: Crafted from high-quality PVC, this dispenser boasts a robust, corrosion-resistant structure for long-lasting performance. Stable Chlorine Supply: Provides a consistent supply of chlorine gas to your pool or spa, maintaining the ideal chlorine levels for clean and clear water. Versatile Compatibility: Suitable for various types of pools and spas, including ground swimming pools, massage bathtubs, and hot tubs, offering versatile chemical dosing solutions.