The present invention relates to a kind of raincoat specially suitable for riding bicycle on rainy day. Said invention features mainly that it uses dry cell as power source and a miniature permanent magnet dc motor as prime mover which after speeded down by reductor powers a wiper (a tape spring also can be used as motivation) to swing back and forth on the transparent and vented plexiglass (or plastics) face cover for wiping out the natural rained water, thus achieving the goals of clear vision, natural breath and face not being wetted. |