360-degree drainage: Transforms gravity drainage into centrifugal drainage for efficient 360-degree water flow, enabling fast drainage with reduced risk of clogs and no standing water at the bottom. Simply insert the deodorizing floor drain core into the sewer pipe for quick installation in seconds. The updated design has been thoroughly tested to help maintain a clean and odor-free bathroom environment. Automatic drainage switch: Features a patented magnetic levitation mechanism that automatically opens during water discharge to ensure smooth flow and seals shut after drainage to block sewer gases and odors. Helps prevent backflow and potential leaks. Durable and convenient: Easy to install—just insert the drain core into the sewer. When cleaning is required, the integrated handle allows for quick removal of the filter element. Constructed from high-quality brass and advanced PPS nano material for long-lasting durability and stability. Clean and hygienic: Prevents long-term accumulation of debris that can harbor bacteria, gases, or pests. The joint and vortex anti-backflow design helps block gas release and intrusion of small organisms. The rotating structure enables a self-cleaning action, helping the drain stay clean and hygienic over time. Compatibility: Designed to fit most drain holes with a diameter of 3.8 to 4.5 cm and a depth of at least 8 cm. Compatible with approximately 99% of standard sewer openings. It is recommended to measure your drain’s dimensions before purchase. The silicone drain hose extensions are suitable for use in kitchens, bathrooms, and laundry rooms, and work with most sinks, drains, and angled sink configurations.