The invention belongs to the technical field of air purification and particularly provides a novel air purification device which comprises a light shield, a hand-lifting hook, a tray, a plant lamp, a plant, a blower, a humidification module, a supporting plate, a first switch, a humidity sensor, a power supply, a processor and a control unit. The power supply is electrically connected with the plant lamp and the blower through the first switch, and the power supply, the humidity sensor, the processor and the control unit are electrically connected in sequence. Through the design that the light shield and through holes are additionally arranged, the function that oxygen released through photosynthesis is utilized to purify indoor air is achieved on the premise that the sleeping quality of people at night is not influenced; through the design that the humidity sensor, the control unit, the processor and the humidification module are additionally arranged, the purpose of timely adding water into potted plant soil to increase the soil humidity is achieved; and the novel air purification device has the advantages of being high in practicality, convenient to use, easy to operate and the like and is wide in use prospect.