Feature 1Unique design, no need for special exhaust device, no air leakage and sealing design. 2The substance goes directly into the pool without any other equipment. 3To prevent overdosing, the control valve and builtin check valve must be completely closed. 4Made of high quality environmentally friendly PVC material, corrosion resistant, strong and durable. 5Full automatic low water level design: When the pump stops working, the water level is automatically lowered to avoid soaking the chlorine pellets.Item Type: Pool Chlorine FeederMaterial: PVCColor: As shown in the pictureSize: Approx. 36x20x14cm / 14.2x7.9x5.5in Weight: Approx.970g/34.2ozCapacity: 2LInterface Size: 5cm/1.97in female threadApplication: Household swimming pool automatic swimming pool garden cleaning .wang-edit-text{ font-family:'Arial' !important; } .wang-edit-text table { border-top: 1px solid #000; border-left: 1px solid #000; } .wang-edit-text table td, .wang-edit-text table th { border-bottom: 1px solid #000; border-right: 1px solid #000; padding: 3px 5px; } .wang-edit-text table th { text-align: center; }Package List1 x Pool Chlorine FeederNote1. Please allow 12in 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.3. Please note that the new type and old type of this product will be sent randomly,and make sure you will not mind before ordering.