... , connectors,terminals,led ,green mask tail,3M468 back adhesive etc.Membrane switch advantages:1. Beautiful appearance, rich and bright in colo, design ... costs are lowest ,the life expectancy of different types of membrane switch is more than 100 million times.6.Easy to operate ... degreeStorage Temperature-40 degree~+85 degreeHumidity40 degree 90%~95% 240hours Membrane switch with transparent window