What function does the smart mattress have? Has anyone used it?

The traditional mattress is combined with modern technology, and the mattress is designed according to the scientific combination of human sleeping habits. The intelligent mattress can raise the leg position under the action of the motor, so that the blood can return, which is of great benefit to the heart, brain and legs, and can also raise the head position, which is convenient for reading and watching TV in bed. In addition, the smart mattress will make you know more about sleep and promote sleep than the ordinary mattress, but it is fundamental to exercise more at ordinary times.