Description: Featuring the increasing oxygen pump as power source, this filter can efficiently improve the solubility of oxygen in water. This filter is characterized by multi-layer design, which enables it to ensure better filtering effect and keep the water in the fish tank clean. Made of high-quality plastic material, it is lightweight and durable to use. The length of this product is 3cm, the height is 9.8cm. It is suitable for all kinds of ornamental fish breeding, young fish cultivation, especially for colorful angelfish, small fish, fish fry. Item Name: Aquarium Filter Material: Plastic Features: Low Noise, Long-lasting, 3 in 1 Size Details: 3cm x 9.8cm/1.18" x 3.86" (Approx.) Notes: Due to the light and screen setting difference, the items color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: 1 x Aquarium Filter 1 x Air Pipe It is suitable for all kinds of ornamental fish breeding, young fish cultivation, especially for colorful angelfish, small fish, fish fry. Featuring the increasing oxygen pump as power source, this filter can efficiently improve the solubility of oxygen in water. This filter is characterized by the increasing oxygen pump as power source, which enables it to efficiently improve the solubility of oxygen in water. What this filter can offer you is the increasing oxygen pump as power source, so it can efficiently improve the solubility of oxygen in water. It is the filter that is characterized by the increasing oxygen pump as power source, which enables it to efficiently improve the solubility of oxygen in water.