... has to touch the inner layer of ITO Detect contact point X axis and Y-axis voltage values measured touch points ... conductor only one Touch Panel were a total of 5 point.Circuit grade:5V(DC),35MASurface hardness:3HLight trasmittanceFilm to film ... >1,000,000times(click at single pointFilm to glass>80%Stroke life:>100,000timesQuivering time at contact point:<15msOperation temperature:-10°Cto ...