F2C 8' Windmill Wind Spinners Ornamental Garden Decoration Weather Vane Weather/Rust Resistant,8ft (Black) Weather resistant design makes it built to last through the season Strictly wind powered with no batteries or electrical outlets needed Made of durable steel with a 4 leg design that keeps it sturdy and in place Uses roller bearings to keep the wheel turning smoothly and quietly with the wind Beautiful decorative piece that can be used for determining wind speed and direction