In the environment where health preservation of traditional Chinese medicine is becoming more and more common in China, there is an urgent need for a small and portable moxibustion instrument to meet people's daily health preservation needs. Multi-functional health preservation instruments can provide health preservation and conditioning for more parts. An instrument can be used in multiple parts, which is easy to store, and the switching of single and double head accessories is convenient for daily use. Different from the traditional moxibustion complex, dangerous operation, health enthusiasts for portable small multi-functional moxibustion equipment growing demand. The whole machine is composed of main machine, single head, double head and other accessories. The accessory buckle and magnetic attraction are fixed by clever design. In order to ensure the permeability of moxibustion, when the double head is sucked on the main machine, the air output volume increases when the air outlet plate of the main machine moves upward. One machine can be used in multiple parts to meet the needs of more parts of the body moxibustion, single and double head switching is convenient and simple.