The nozzle rotates in the desired direction,this makes it easier to wash the dishes. When pulling the movable part down, the mode changes. There are two of them. Normal mode - one dense jet. Rain mode - many separate streams.
This nozzle reduces water consumption and bills.communal apartment. Since a special filter breaks the water flow into many smallest jets, due to which the micro-flow is saturated with air. The water becomes soft and voluminous.