the float switch ensures that the pump is switched on automatically when a certain level is exceeded; if the level drops, the pump switches itself off again automatically; the switch-on and switch-off height can be easily changed individually by locking the float switch on the pump housing at three different heights If the switch is plugged into the housing, the pump can be switched to manual, permanent operation, the GARDENA Clear Water Submersible Pump 11000 offers 450 W with a maximum delivery capacity of 11000 liters per hour, a pressure of 0.7 bar and a maximum delivery head of 7 m particularly high efficiency, the stainless steel cover and the ceramic-coated shaft with triple sealing and oil chamber ensure particularly high durability, the submersible pump allows hoses with a ø of 25 (1") and 38 mm (1 ½ ") as well as the connection with a G1" thread for further Op Functions, the intelligent design and the practical handle with cable winding function ensure a high level of user-friendliness