Features: 1. Unique design, no need for special exhaust device, no air leakage and sealing design. 2. The substance goes directly into the pool without any other equipment. 3. To prevent overdosing, the control valve and built‑in check valve must be completely closed. 4. Made of high quality environmentally friendly PVC material, corrosion resistant, strong and durable. 5. Full automatic low water level design: When the pump stops working, the water level is automatically lowered to avoid soaking the chlorine pellets. Specification: Item Type: Pool Chlorine Feeder Material: PVC Color: As shown in the picture Size: Approx. 36x20x14cm / 14.2x7.9x5.5in Weight: Approx.970g/34.2oz Capacity: 2L Interface Size: 5cm/1.97in female thread Application: Household swimming pool automatic swimming pool garden cleaning Package List: 1 x Pool Chlorine Feeder Features Unique Air Leakage and Sealing Design: No need for a special exhaust device, ensuring no air leakage with a unique sealing design, providing hassle-free and efficient chlorine dispensing. Direct Substance Delivery: Dispenses chlorine directly into the pool without the need for additional equipment, simplifying the pool maintenance process and saving time. Overdosing Prevention: Features a control valve and built-in check valve to ensure complete closure, effectively preventing overdosing and maintaining optimal chlorine levels. High-Quality PVC Construction: Constructed with high-quality environmentally friendly PVC material, offering corrosion resistance, durability, and long-lasting performance. Full Automatic Low Water Level Design: Automatically lowers water level when the pump stops working, preventing chlorine pellet soaking and ensuring consistent chlorine distribution.