With the development of medical technology and the continuous improvement of human material living standards, the portability of medical equipment functions and the homeization of product applications have become the development trend of the entire industry. The portable ultrasound machine gets rid of the non-mobile shortcomings of traditional desktop AC power supply, and achieves the advantages of lightness, portability, and multi-function. The product uses high-performance lithium battery packs for power supply to meet the continuous, efficient and stable operation of the product.