Features: 1) Structure: film to glass, film to film 2) Connector: FPC or PET extended 3) Film thickness: 0.175mm or 0.188mm 4) Operation voltage: DC1.5V - 9V 5) Insulation resistance: DC 25V 15M or above 6) Surface hardness: 3H 7) Transparency: above 85% 8) Input method: pen input: 20 - 80g, finger input: 30 - 100g 9) Operating temperature: 0 ?50癈 10) Storage temperature: -20 ?60癈 11) Humidity: < 95%