Thoughtful 4-speed appointment timing, continuous air supply even when the light is dimmed, thoughtful timed shutdown without disturbing, 1 hour/2 hours/4 hours can be set as you like to prevent falling asleep and catching a cold after blowing for a long time. The fan blades can be installed on both sides, and one fan blade can achieve two effects to meet your style matching needs Energy-saving variable frequency six-speed wind speed, everyone has different needs for wind sensation, different scenarios have comfortable wind, and quickly adjust the indoor temperature. Full-area forward and reverse air supply, equipped with aerodynamic design, realizes three-dimensional 360° surround air supply and can be turned forward and reverse to supply air. Dimmable LED lights, use dimmable LED lights to illuminate your living space, turn on/off the lights to adjust the color warm white (3000K)/daylight (4500K)/cold light (6000K).