Material:SteelType:RoundApplication:road, street, expresswayShape:round, octangle, polygonal, conicalColor:optionalApplication:road,avenue, street, expressway, park, squareRaw material:Q235, Q345Height:3-50mParts:1-5 partsWarranty:10 yearsLifespan:above 30 yearsLight fixture installation diameter:48mm 60mmLongest parts:10m