12.1" Openframe LCD SAW touchmonitor Both RS232 and USB interface FCC,CE,CCC,RoHS certificated Dust-proof Metal Plate frame Model ... VAC, 50-60 HzOutput voltage/current: 12 volts at 4 amps maxEnvironmentOperating Temp.0~50°CStorage Temp.-20~60°COperating RH ... -adjust, Phase, Clock, H/V Location, Languages, Function, ResetTouch screen Type12.1” SAW 6MM thickness of touch screen sensor;(Available Options ...