Emergency shower and eye wash devices are special purpose safety appliances being applicable to emergency rescue from chemicals (such as toxic and corrosive materials containing acid, alkali and organics) harm in the fields of petroleum, chemical industries, chemical fiber, dye, pharmacy, electronic, paper making, natural gas, power, environmental protection, metallurgy and etc. In he event of sudden hurt to exposures of the body, eyes and face, quick washing and shower can be done nearby to mitigate harm as minimum level to injured persons, sequentially to provide safeguard service for the site working persons.