... speed.19)Energy saving ,had multi-function as air anion ,air humidifier and air purifier ,no fluorine pollution,friendly to the environment. ... circulation system10)LED display 11)Natural wind, sleep wind and normal wind for your choose. 12)Long distance remote control ... speed.7.Energy saving ,had multi-function as air anion ,air humidifier and air purifier ,no fluorine pollution,friendly to the ...