Press the filmThe switch deforms downwards, making contact with the plate of the lower circuit and allowing conduction. Upon releasing the finger, the upper circuit contact bounces back, breaking the circuit and triggering a signal. The membrane switch features a stringent structure, attractive appearance, and good sealing properties. It is moisture-resistant and has a long service life. It is widely used in electronic communication and measurement applications.InstrumentIndustrial Control, Medical Equipment, Industry,Smart ToysHousehold appliances, and other fields.