... Never Drift,High Stability Structure:Film+Glass+FPC Capacitance Touch screeninput Finger,Glover Finger,stylusMaterial ITO Glass Thickness 0.7 ... ,hit the speed button 5 times/secOptical Light Transmission>80%Circuit grade:5V(DC),35MASurface hardness:3HLight trasmittanceFilm to ... >1,000,000times(click at single pointFilm to glass>80%Stroke life:>100,000timesQuivering time at contact point:<15msOperation ...