*Automatic safety-lock: 10 ± 2 s. *Constan flow: 2 l/min. *1/2 male inlet with aerator. *Press button opening. *Chromed brass body and press button, interchangeable pieces. *Fixation elements: seal and washer. *Gross weight: 0,0833 Kg. *Saving water reduction of up to 77%. *Interchangeable head comprising the whole mechanism of the tap.