touch screen High Transmission > 99.9% Nice Adhesion, Bubbleless Never Drift,High Stability Structure:Film+Glass+FPC Capacitance Touch screeninput Finger,Glover Finger, ... to film>76%Knocking life>1,000,000times(click at single pointFilm to glass>80%Stroke life:>100,000timesQuivering time at ... glassWe look forward to receiving your early inquiries! Service Capacitance Touch Screen For 7inch laptop