Easy to use crank/tilt - Maximize and angle the shade by using the push button tilt function. Convenient crank system for opening and closing. Bluetooth Speaker - Play music with your compatible mobile Device to enhance any backyard party or relaxation time. Preinstalled Lithium Battery pack, which can be charged/powered via the Mini USB Port, using the Mini USB to USB cord also included. Pack can be removed for indoor charging. Solar powered LED - Includes patio umbrella industries most powerful solar panel with 30 bright LED lights within unique strip lighting, no electricity needed-let the sun do the work! 9-12 hours shine when charged on a full day of direct sunlight. Weather will vary runtime. ON/OFF toggle switch Material - Rust free powder coated Aluminum Frame. Increased color fastness, water resistant PU coated polyester canopy, with wind vent. Screw in Lower Pole Connection