Features： 1、High?pressure atomization sheet, it can work efficiently, the bubble is fine and uniform, and it helps to improve the utilization rate of CO2. 2、Made of high?quality aluminum alloy material, it is rust?proof, durable, prevents moisture in the aquarium from damaging the core components, and has a long service life. 3、Replaceable thin film, it supports disassembly, easy to replace, can prolong the service life of the product, and is cost?effective. 4、Efficient diffusion, it can effectively increase the dissolution rate of CO2, the diffusion effect is good, and it is beneficial to the growth of aquarium plants. 5、Integrated check valve, it can better control the CO2 atomization situation, help you adjust according to the current situation of the aquarium. Specification： Item Type: CO2 Atomizer Product Size: Approx. 60x24mm / 2.4x0.9in Weight: Approx. 26g / 0.9oz Material: Aluminum Alloy Color: Blue Uses: It is used in aquariums and fish tanks. Package List： 1 x Atomizer 1 x Suction Cup