... glass)25KGSurface hardness>7HTransmittance>85%Using durability (Pen Sliding test)10 Million times 2. Electrical characteristics: ItemValueSupply voltage2.8V~5VCurrent consumptionActive ... .Touch function: ItemValueDrag, circle, slide, soft keysOKMulti-touchSupport up to 10 fingersGesture recognitionEnlarge, reduce, Rotatekeys analyzed additionallySliders, wheels, fierce action, long ...