The smart projector uses a minimalist and pure design language to create a perfect integration with the home environment. The combination of smart projector and air purifier, a multi-functional combination product, and has a suspended lighting effect to meet the needs of different people. The intelligent projector has an infrared laser projection effect, which can project a 100-inch screen effect within a distance of 10cm, and the projection effect is very clear. When the intelligent projector is not working, the air purification function is automatically turned on to purify the air in the whole space. The suspended lighting effect can satisfy the lighting atmosphere effect of the home environment and make the home environment more dreamy.