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On aerodynamics to operate, using air sparging stop the rain, at the top of a mushroom shaped element, will air conversion for the shape of the umbrella, umbrella to reach the effect, an umbrella does not hurt. Top with scanning system it will according to the hair reduced exposure to air injection. Length, with the length of the middle adjustment function, adjust the length of the umbrella. Here there are three buttons: power switch, increase, decrease. The spiral charger bottom. Rainfall is too large, while pressing the "increase / decrease" button will appear from the inside of the umbrella frame and fiber umbrella cloth.