Shenzen Dianming Tech Co Ltd’s Variable Message Sign is certified by the Italian Lab, according to the EN 12966 standards. The display provide brilliant legibility, high energy efficiency and outstanding LED luminosity. The patented design of optical lens maximizes the effective luminance of LED with best beam angle. A wide range of variable message signs can be customized according to different project requirements.
• Low voltage, constant current driver chip, with high efficient power supplies, ensuring the best energy saving performance
• Prevent damage from over-voltage, transient surge and lightning.
• Multiple smart design to achieve IP66 for VMS cabinet.
• Patented secondary optical lens design reduce light reflection and offer high brightness output as well as high contrast ratio.
• Built-in photo sensors adjust and offer enough brightness during day and night, free of glare.
• LED failure diagnosis, supporting visual online detection.
• Multiple languages and variable sized fonts available.
• Capable to detect operation temperature and ambient illumination to ensure safe operation
• Support RS232/RS485, TCP/IP, GPRS and other communication interface
• Support NTCIP, ModBus, XML, Dianming and other communication protocols.