... Protection: Stainless steel casing, flowing lines, durable, anti-vandalism;6.Power Supply: AC230V/50Hz7.Safety and health, to prevent cross-infection ... which can dey your hand,face and also your hair.big blowing volume,powerful blowing rate,dry quaickly and saving half ... any time if there is any question on our production big power electric hand dryers with sensor bathroom hand dryers