1.Custom design membrane key 2.Second surface printing 3.UV resistance. 4.Waterproof Beyond 15 years production experience touch screen ... requirements, such as Shielding, Windows/Lens Coating, Embossing, Embedded LEDs, UV glossy/matte/textured, EL,LED backlingt,rubber keypad etc.The ... of the wire<1 Ω/cm width 1.27mmHumidity+ 40 °c 90 % ~ 95% 240 hourOperation Forceflat type 57-284g (2-10 Oz ...