Polymethyl Methacrylate PMMA Capacitive Panel , Flat Membrane Touch Switch

Deadfront Backlighting Panel PMMA Capacitive Membrane Touch Switch Overlay/panel Material: PMMA (polymethyl methacrylate) Spacer: 3M adhesive Lower circuit: printing silver layer Back adhesive: 3M Environmental Storage Temperature: -40°C (-40°F) to +70°C (158°F). Storage Altitude: Sea level to 35,000 feet. Operating Temperature and Altitude: -30°C (-30°F) to +75°C (170°F). Can be designed to operate in most environments. Humidity: No delamination after 24 hours at 80°C and 90