["Aquarium Auto Water Filler Fish for Tank Add Water Device Water Filter Fish for Tank Accessories\n\nDescription:\n brand new, high quality\nFeatures:\n1. Made of high-quality material, sturdy and durable.\n2. Designed with the differential pressure principle for easy place and replenishment.\n3. Suitable for the most small and medium fish tanks whose wall thicknesses are different, having the function of the water level adjustment.\n4. Small size, convenient to store and carry, no drilling required, easy to install.\n5. Custom water level (cut the length of the trachea according to the water level)\n6.Low carbon noise reduction\n7. With the complete accessories, containing the tube, silicone sealing cover, fish for tank wall insert board, adhesive glue\n\nSpecifications:\nItem Type: Fish for Tank Water Add Device\nSeason: All Seasons\nFeature: Durable\nMaterial: ABS\nSize: approx.3.6x3.6x3.5cm / 1.42x1.38in\nColor: white / red / green / blue\nQuantity: 1 Set\n\nNotes:\n1. Please allow 1-3 for cm difference due to manual measurement and 3-5 g for the difference between different colors.\n2. Due to the screen difference, the color may be a little different from what you expect, please allow it.\n3. 1.00cm = 0.39 \"\n\nPackage Include:\n1 Set x Fish for Tank Water Add Device (other accessories demo in the picture is not included.)"]