The toggle switch has the characteristics of flexible sliding block action and stable and reliable performance, so the toggle switch is particularly widely used in the instrument industry. The reason is that this kind of switch requires the operator to fully understand his own needs. If it is an ordinary quality switch, it is easy to make mistakes in the process of work. However, since the instrument product will operate normally for a long time once it works, special attention should be paid to the switch selection. The switch in the form of high-quality toggle can improve the overall quality of finished products, At the same time, it is not easy to cause wrong operation; In particular, due to the relationship between volume and internal construction, the toggle switch has prominent applications in the fields of factory instruments and on-board products, so the toggle switch is the best choice for factory instruments.