This 9-foot half patio umbrella features 20 solar-powered Led lights with a 2400 mAh battery for evening illumination. A smooth crank opens/closes it quickly. Its space-saving half-round design fits perfectly on balconies, decks, and patios. Made from durable polyester with a vented canopy for airflow and stability. Built with a strong steel pole and 5 steel ribs for long-lasting support. Simply place the steel pole into an umbrella base, stand, or table to create your outdoor retreat. No electricity required. (Base not included.)