Multifunctional humidifier

The utility model discloses a multifunctional humidifier which comprises a shell. The water tank is arranged in the shell; the atomization device is communicated with the water tank; the TEC module is located below the water tank, the TEC module comprises a first cold and hot end and a second cold and hot end, the first cold and hot end is close to the water tank relative to the second cold and hot end, and the first cold and hot end is used for conveying heat or cold to the water tank; a circuit board, a power supply and a change-over switch, the circuit board, the power supply and the TEC module are connected in series in a loop, and the power supply transmits voltage to the TEC module through the circuit board; and the change-over switch is electrically connected with the circuit board, and the change-over switch is used for switching an internal circuit of the circuit board, so that the first cold and hot end outputs cold energy or heat energy. The multifunctional humidifier not only can spray out hot fog