Novel humidifier

The utility model discloses a novel humidifier which comprises a machine base, a water tank is arranged on the machine base, a lower water cavity and an atomizing cavity which are communicated with each other are arranged on the machine base, an atomizing element is arranged in the atomizing cavity, and an atomizing channel which is through up and down is arranged on the water tank above the atomizing cavity. A water outlet end is arranged on the water tank above the lower water cavity, a circuit board electrically connected with the atomization element is arranged in the machine base, a magnetic reed switch is arranged in the atomization cavity, a floating ring assembly used for being arranged on the magnetic reed switch in a sleeving mode is arranged on the lower end face of the water tank, and when the water tank does not contain water, the water tank is taken away, and the water outlet end is arranged on the water tank. And the floating ring assembly is separated from the magnetic reed switch, the atomiza