... ,actuation force testing.5. We are qualified Dara switch .5. Except membrane switch and touch screen, we can also do different ... types of assembly,such as membrane switch and touch screen with FPC, PCB ,silicone rubber ,metal backer ,plastic bezel and so ... : 90%~95%, 240 hoursVibration: 20G, max (10~200Hz,Mil-SLD-202,M204.Condition B) OEM Metal Domes Membrane Switch for Industrol Control