Fish care products -aquarium fish tank co2 diffuser atomizer with double suction cup s Highlights generic brand aquarium fish tank co2 diffuser atomizer with double suction cup s Description: Brand new and high quality Super diffuse efficiency to achieve the best dissolved CO2 effect. Designed for screw locking on the CO2 tube, no need to worry about the tube coming loose from the pressure and caused damage. Super micro-hole atomization. U type air inlet bubble. Invisible non-return valve. Material: Plastic, Size (LxWxH): Approx. 6.5x4x2.5cm/2.56x1.57x0.98inch, size (LxWxH): approx. 7x5x3.5cm / 2.76x1.97x1.38 inch Package includes: 1 piece Fish Tank Plastic Aquarium CO2 Diffuser Note: Since the above size is measured by hand, the size of the actual item might be slightly different from the actual item. size above. Due to lighting effects, monitor settings etc. There could be a slight difference in the color tone of the pictures and the actual item.