99 air volume, bionic blade and smart. Viomi Smart Circulation Fan Features: Well-ventilated room. With a strong air volume with the speed of 7.1m/s, indoor convective air and circulating air are formed to achieve a balanced room temperature. Large scale and wide-area air supply. The fan provides an all-dimensional 3D air supply that simulates natural wind, allowing air convection circulation, and always keeps indoor air fresh and comfortable. 20 meters air supply range. The fan provides an all-dimensional 3D air supply that simulates natural wind, allowing air convection circulation, and always keeps indoor air fresh and comfortable. Five air-supply modes, 99 speed settings. Offers up to five air-supply options, which can be switched conveniently according to different use scenarios. Meet the needs of a variety of scenarios. High-quality motor to maintain stable circulating power. DC variable frequency motor, strong power, durable, more energy-saving and power-saving. High-quality motor to maintain stable circulating power. DC variable frequency motor, strong power, durable, more energy-saving and power-saving. Interactive large screen display. Detailed and clear working status is provided with LED screen display. Bionic blade design. The design of the bionic seagull fan blade enables a softer air supply. Specifications: Name: Viomi Smart Circulation Fan Total Power: 35W Dimensions: 350x350x768mm Smart APP: Mihome App Weight: 7.8KG Chinese Manual Please expect a Chinese Manual Items are readily assembled and work on a plug-and-play concept. Replacement We provide 5 days replacement for damaged items upon receipt. Original packaging of the item is required for replacement. Change of mind is not applicable. Warranty We provide 90-day local supplier warranty period.