[ and slim]: The weight is equivalent to an ice cream. Take it in your hand and walk away. [Mini portable]: new optimized structure, easy storage into the pocket, to achieve the summer light out of the demand [Strong wind force]: 7 turbine blades, quiet and strong wind force, hidden in internal structure, strong propulsion and rapid flow of wind force through the wind duct [ Fence]: Grid encryption design, standard upgrade, grid density increase by 30%, children can use it at ease [low noise operation]: double noise reduction design, enjoy cool, optimized air duct design with brush motor, greatly reduce the operating noise