Aquarium Co2 Diffuser Atomizer With Suction Cup For Plants And Fish Tanks. Transform Your Aquarium into a Flourishing Aquatic Haven with the Spiral Glass Aquarium CO2 Diffuser. Designed to Enhance Carbon Dioxide Diffusion, This Diffuser Promotes Robust Plant Growth and Supports a Thriving Aquatic Ecosystem. Its Elegant, Transparent Design Blends Perfectly with Any Aquarium, Providing an Aesthetic Touch Without Compromising Functionality. Enjoy an Energy-free, Easy-to-use Experience Suitable for Both Beginners and Seasoned Aquarists. Select from Two Practical Package Options Tailored to Your Requirements. Features: - Enhances CO2 Diffusion for Optimal Plant Growth - Energy-efficient and User-friendly - Promotes a Healthy Ecosystem for Aquatic Life - Easy Installation Available Package Options: - Type A: 1 CO2 Diffuser, 1 Suction Cup - Type B: 1 CO2 Diffuser, 1 Suction Cup, 1 Check Valve, 1 U-Shaped Connector Usage Notes: - Pre-soak Before First Use to Prevent Rupture - Handle Carefully to Avoid Scratches.