... 80°CKey Specifications & Features:4-wire resistive touch screen: USB or RS232 (optional) interfaceCompliance with Windows, WinCE, Linux, DOS, Mac and so on OSVGA input: ... , minimal life time 20,000 hours4 adjustable backlight levels for daytime or night-time use2 RCA video inputs, audio ... ≤9WPower input: DC 12V or AC 100~240V 8'' 4-wire Resistive Touch Screen module for Industrial Control Application