Nozzle for cleaner

A nozzle for water cleaning, the nozzle comprising:

• a nozzle housing;
• a first rotation cleaning unit and a second rotation cleaning unit disposed below a lower surface of the nozzle housing, the first rotation cleaning unit and the second rotation cleaning unit being spaced apart from each other in a left-right direction of the nozzle housing, each of the first rotation cleaning unit and the second rotation cleaning unit having a rotation plate;
• a driving device disposed in the nozzle housing, the driving device having a driving motor configured to rotate the rotation plate of the rotation cleaning unit;
• and
• a water tank disposed on a upper surface of the nozzle housing and configured to store water to be supplied to an upper portion of the rotation plate, the water tank being disposed on at least one side of an imaginary center line drawn in a front-rear direction of the nozzle housing,
• wherein the water tank includes a discharge port for discharging water at a front portion of a bottom of the water tank, and
• wherein, when the water tank is coupled to the upper surface of the nozzle housing, the bottom of the water tank is disposed to be lowered in height toward a direction where the discharge port is positioned.