Key specification Type :Projected capacitive touch screen Interface : USB / IIC Operating System: Win 7 , Win 8 , OS etc Touch points : 10 ( USB interface ) , 5 ( IIC interface ) Input voltage: 5v Transmittance: >85% Surface Hardness : ≥6H Input : Hand writing or capacitive pen Pressure endurance value : <10g Structure: Sensor+Lens+ITO Vertical rotating angle : ±75°( from up to down); Horizontal rotating angle : ±75°( from left to right) Luminance：1000~1200Lux Temperature : -10~60ºC Humidity : 20~85% RH Hitting life : 35,000,000 times Ball Drop Test : 500g, 1m, No damage Humidity resistance : 85% RH, 120H Heat resistance : 65℃, 120H Cold resistance : -10℃, 120H Thermal shock : -10℃(0.5hour)-60℃(0.5hour) by 50 cycles