... 4.can stand the impact and the roll BrandYiyuanProduct nameSolar road studItem numberY-D11Product sizeL123.5*W27.5*H42mmSolar panel: ... or shining for a long timeDisplay color:Red, yellow, blue, white, green.LED numbers:6 LED lightsVisual range:>500 metersWorking mode:Light- ... and external lines.2.Energy saving, low power consumption, used solar power, low cost.3.Non Hazardous Substances, and not ...