Radar-Based LED Variable Message Speed Limit Display Boards for Highway
Specification Details Material Aluminum Alloy + LED Module + Radar Sensor Type Variable Message LED Speed Limit Sign Display Type LED Numeric and Text Display Power Supply AC85–220V / DC12V / Solar Power Optional Control System Radar Speed Detection + MCU Controller Communication RS485 / 4G / Wireless Remote Control Display Brightness Auto Adjustable (2000–8000…









