"YULI" brand rome roadblock signal light is made of engineering plastic and specially designed in sun-shaped cover and Rome-column body so that it can be looked generous and smart. Adopted the imported LED luminous tube as illuminator and equipped two large size dry batteries, it can be used for 600hrs.The visual distance can reach 1Km. Both sides can be illuminated clearly and sharply. For long-time use it need not replace and illuminator. By using light-control devices, the light can be automatically switched off in daytime and switched on at dark-night or in the fogy and rainy time period. The fine workmanship ensures the seal performance, water-proof performance, anti-moist performance and longer life of use of the "YULI" brand rome roablack signal light.