100% brand new and high quality Features: 1. European standard round socket, safe conduction. 2. With 6 powerful small suctions cups, solid position accurate and firm. 3. Titanium plate: react with the material in the electrolytic media box when conducting electrolytic, producing OH free radical. Rotor: Magnetic and fast. 4. Separating the design: press the lower half of the two halves with your fingers and pill it down gently. 5. Filter window: effectively intercepts various impurities. 6. Biological cotton, special raw materials, multiple fitration. 7. Water flow control valves, control water flow at will. 8. Equipped with the second generation electrolytic media box, clean water. Fish Tank Water Purifier Set only,other accessories demo in the picture is not included. Specification: Optional Model: IF101, IF102, IF103, IF104 Model: IF101 Product Name: Hydra 20 Flow rate: 400L/H Suitable for aquarium capacity: 50-100 Power: 6W Electrolytic media box: 1 Size: length*width*height: 111*73*200cm Model: IF102 Product Name: Hydra 30 Flow rate: 600L/H Suitable for fish tank capacity: 100-200 Power: 7.5W Electrolytic media box: 1 Size: length*width*height: 111*73*220cm Model: IF103 Product Name: Hydra 40 Flow rate: 800L/H Suitable for aquarium capacity: 200-500 Power: 10W Electrolytic media box: 2 Size: length*width*height: 123*83*274cm Model: IF104 Product Name: Hydra 50 Flow rate: 1000L/H Suitable for aquarium capacity: 500-800 Power: 15W Electrolytic media box: 2 Size: length*width*height: 123*78*294cm Material: ABS Optional Size: IF101, IF102, IF103, IF104 IF101 Size: app.11x7.3x20cm/4.33x2.87x7.87in IF102 Size: app.11x7.3x22cm/4.33x2.87x8.66in IF103 Size: app.12.3x8.3x27.4cm/4.84x3.27x10.79in IF104 Size: app.12.3x8.3x29.4cm/4.84x3.27x11.57in Color: Black Quantity: 1 Set Note: Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you! Package Contents: 1 x Fish Tank Water Purifier 1 x User Manual 1 x Oxygen Tube 1 x Electrolytic Box 1 x Packing Box