1.bright color,high visibility 2.good heat- ... stand the impact and the roll BrandYiyuanProduct nameSolar road studItem numberY-D11Product sizeL123.5*W27.5*H42mmSolar ... color:Red, yellow, blue, white, green.LED numbers:6 LED lightsVisual range:>500 metersWorking mode:Light- operatedRev control ... lines.2.Energy saving, low power consumption, used solar power, low cost.3.Non Hazardous Substances, and ...