... printing 3.UV resistance Beyond 15 years production experience Membrane keypad with shielding layerOverlay Materials: The most commonly used base ... LEDs, UV glossy/matte/textured, EL,LED backlingt,rubber keypad etc.The main properties of custom design electronic membrane keypad1 ... than 100 million times. 6. Easy to operate, intuitive, safe and reliable, In-house 100% functionally tested, components are ...