The carbon dioxide atomization device set is convenient and practical, with excellent texture, and without being easily damaged. The craftsmanship can serve you well without breaking easily. This is a very practical carbon dioxide atomization device set. You deserve have. Features -Color: Transparent. -Material: Glass. -Size: About 11.50X4.30X2.50cm/4.52X1.69X0.98inch. -Smaller in size, this carbon dioxide diffuser can create denser air bubbles during use. -Appropriate addition of CO2 in water can promote photosynthesis of aquatic plants. -Multifunctional, low-pressure drive, atomization effect, high dissolved carbon dioxide rate. -Manufacture with selected glass material, highly transparent and smooth. -The creative shape and smooth lines contribute to slowing down water speeds to help dissolve CO2 effectively. Package list: 1 x set of aquarium with suction cup