Material:cement,traffic sign plates,landscape signs,some neon tubes and electric wires,infrared distance sensor

Insert the landscape sign into the cement block sideways.The neon tube circles around the outline of the hill of landscape sign.The sensing range of the infrared distance sensor is 5 meters.If traffic signs working as vanes are inserted into the top of the landscape sign and would turn together with the wind.

dream of travelling while in bed,variable size，chenzhou,2016.