This 11 x 11 foot solar cantilever umbrella not only provides excellent shade, but also illumination at night. The double-top umbrella is designed to increase airflow and the crank handle makes it easy to adjust the tilt angle. It has a built-in solar panel that converts sunlight into energy that is stored in a removable battery, and it also features a USB-C port for charging. While enjoying shade on summer days, you can also enjoy the extra fun of nighttime lighting on your patio. Set includes one patio cantilever umbrella only, Base Not Included Please note: