Micro switch products have small size, strong radiation resistance, high sealing level, and can resist the invasion of dust, liquids, and corrosive gases. They have a wide working temperature range and can maintain performance under vibration, high and low temperatures, and vacuum high pressure. They play a conversion role in electronic and electrical equipment circuits. Used for sealing control of aerospace, aviation, vacuum equipment, diving equipment, armored vehicles, as well as limit control of heavy machinery and vehicle transmissions.