Feature- Material: Plastic- Size: 23. 7x8. 5x15. 2cm- Filter Board: 3- Flow: 260L/ H- Cable length: 1.- Installation is quick and easy, can absorb dirt, remove impurities, and clean water better.- The adjustable flow knob can increase or decrease the water flow at will, allowing you to easily turn the knob to control the size of the water flow according to your needs.- This wall- mounted fish tank filter is suitable for fresh water and salt water, with biochemical and physical filtration and aeration functions.- This fish tank filter adopts a waterfall design to increase the contact between water and air, thereby achieving the effect of increasing oxygen.- Special biochemical filter cotton can more effectively filter impurities in the water and keep the water quality stable. Package Including 1 x Fish Tank Filter