A water ejecting apparatus includes a case and a water ejection unit coupled to one side of the case. The water ejection unit includes a rotator rotatably seated on an inner side of the front of the case, a first lifting cover coupled to one side of the rotator and allowing a lifting gear extending in an up-down direction to be fixed thereto, a second lifting cover movably accommodated inside the first lifting cover, a lifting motor coupled to the second lifting cover and configured to interwork with the lifting motor, a water ejection nozzle installed at a lower end of the second lifting cover and configured to eject water, and a water ejection pipe having one end accommodated in the second lifting cover and connected to the water ejection nozzle and the other end extending to the inside of the case by way of the rotator.