Pvilion's Solar Sail shade canopies are an umbrella structure meant to be durable, beautiful and energetic. These 17' x 17' x 19' solar shade canopies, utilizing a battery backup system, provide 800 watts (single pole) or 500 watts (double pole) of power. Each canopy is constructed using Pvilion's patented lamination technology on PVDF-coated Tedlar fabric and comes equipped with USB ports for cellular charging, AC outlets and LED lighting. Customizable with powder coated finishes, these shade canopies provide the perfect sustainable shade solution with a story to tell!