After investigating the use experience of game consoles for accurate people, it is found that the durability of the product's power supply, the life of the power supply and the number of charges, etc., which affect its use experience, and then design the product through the user's use scenario. First of all, the volume and portability of the product will be considered. The design is divided into left and right parts to reduce the volume of the product during storage. The circuit is connected by means of planetary rails and contacts, so that the product is firm and connected to the power supply more skillfully. Use intelligent MCU control circuit to make it safer and increase battery life. After considering the number of users of game machines at home and abroad and the coordination of products, the number of joy-con is controlled to 6, and the storage of game card slots is increased to increase the convenience of product use. In terms of color matching, classic red and black colors are used to increase the integration of products in the use environment.