3. It has 3 wind modes--sleep wind,natural wind and strong wind,meet different needs at different moments. 1. 3 fan blades air cooling fan,can be put on the table and clipped on the bracket,ged rid of heat and bring coolness. 2. 720° up and down,left and right manual adjusted wind direction,you can enjoy the coolness whether lay down,stand or sit. 4. It is working in low noise and ,suitable for dormitory, ,bedroom, living room,travel and camping.