... ,shower hand ,shower Product Features:1.water saving 30% than conventional shower at least2.full flow aerating shower with consistent spray pressureexcellent ... ,the air was inhaled continously, this cound speed up the water flow 30% -50% fast, make 30%-50%more consistant spray pressure ... . at the same time,because of the water flow mixing with 50% air , this can already save the ...