SurfaceMaterial PETmaterial/Mattsurface InductionWay Electromagneticinduction PowerInput USBpowersupplyor100-240VAC,50/60HZAC CurrentConsumption =100mA(USBpowersupply,noextrapower) SignalInterface USB2.0 TheMaximumLengthUSBCableCanSupport 10m TransmissionSpeed 12M/s Anti-lightIntensity Useunderdirectsunlight ScanningSpeed Thefirstpoint25ms,consecutivepoints8ms CursorSpeed 180points/sec