360 degree drainage: Change gravity drainage to centrifugal drainage, 360 degree drainage, rapid drainage, not easy to block and no water at the bottom. Insert the deodorant floor drain core into the sewer, and the installation can be completed in seconds. The new design has been tried and tested repeatedly to provide you with a clean and odor-free bathroom atmosphere. Automatic switch Drainage: Patented magnetic levitation drainage, which automatically opens during drainage to ensure smooth drainage, and automatically closes after drainage to seal in sewer odors and odors. Prevents drainage from flowing back into the room, preventing water leaks and spills. Durable and Convenient: Insert the drain core into the sewer and install it in seconds. When the filter element needs to be cleaned, it can be pulled out of the drain directly by the handle. Clean and hygienic: dirt in the pipeline accumulates for a long time, which is easy to breed bacteria and harmful gases, and even breed insects, which affects the health of the family; our floor drain adopts joint + vortex backflow design, which can effectively prevent gas diffusion and reptiles; the floor drain rotates and the self-cleaning function makes the floor drain keep it clean at all times. Compatibility: suitable for all drain holes with a diameter of 3.8 - 4.5 cm and d a depth of more than 6cm. Silicone drain hose hair extensions can be used in kitchens, bathrooms and laundry rooms. Works with most sinks, drains, sloping sinks. Note: The data is all measured manually, please allow 1-3cm error, due to the light and display difference, there will be a certain color difference, the actual object received shall prevail.