Feature:1. The automatic dispenser adopting durable ABS material and is corrosion resistant.2. The screw design can safely and conveniently add tablets to help the pool clean.3. Unique design, no special exhaust equipment, no air leakage and good sealing.4. The dial control valve allows easy adjustment of the feed rate and is convenient to use.5. Full automatic low water level design, when pump stops working, water level is automatically lowered to avoid soaking the chlorine pellets.Specification:Item Type: Chemical FeederMaterial: ABSWeight: Approx. 1815g / 64ozProduct Size: Approx. 40x23x18cm / 15.7x9.1x7.1inCapacity: 4LInterface Size: G1-1/2 Female ThreadProduct Use: Home swimming pool, garden cleaning Package List:1 x Chemical Feeder1 x ManualNote:1.Please allow 0‑1 inch error due to manual measurement. Thanks for your understanding.2.Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard.