toll booth 3d model

Complete educational scale model of intelligent toll booth system on large wooden base. Wide 4-lane highway with white lane markings. Line of vehicles waiting: small cars, bus, truck (simple shapes). TWO toll booth cabins, one on LEFT sidewalk and one on RIGHT sidewalk. CRITICAL: Each booth has a LONG BARRIER ARM extending ACROSS ALL 4 LANES, attached to servo motor, both lowered. Barrier arms are thin long rectangles clearly visible above road. Push button next to each booth. Inside each booth visible: Arduino, breadboard with colorful wires, sound sensor module, small LED (clap lamp), resistors, 9V battery. CRITICAL: On LEFT sidewalk: FOUR TALL THIN POSTS with small spheres on top (decorative LEDs), evenly spaced. On RIGHT sidewalk: ANOTHER FOUR TALL THIN POSTS with small spheres, aligned. TOTAL 8 posts clearly visible. Wires from each booth to LED posts on base. Colorful wires connecting all components. Simple geometric shapes, clean, colorful, educational scale model.