*Automatic safety-lock: 10 ± 2 s. *Constat flow: 2 l/min. *1/2 male inlet. *Press button opening. *Chromed brass body and press button. *Interchangeable head comprising the whole mechanism of the tap. *Fixation elements: seal and washer. *Gross weight: 0,777 Kg. *Saving water reduction of up to 77%.