Semi-Automatic Opening and Closing Function: The umbrella's ribs are internally equipped with a gas spring, pulling the "open" label triggers gas spring will assist you in completing the opening and pulling the close button enables smooth and quick closure, making this spring mechanism more effort-saving. Solar & USB Charging Lighting System: This patio lighted umbrella comes with 16 LED strip lights that is powered by a solar panel on top and USB Charging. Dual color temp adjusts warm/cool tones. About Charging: This patio umbrella of the battery is detachable, it can be removed and charged with a USB cable when there is insufficient sunlight. (Solar charging time: 9 hours / Operating time: 4 hours. USB cable charging time: 2 hours / Operating time: 4 hours.) Upgraded Thicker Fabric: High-quality 320gsm yarn-dyed polyester fabric, UV resistant, water-repellent, 3-year fadeless and provide better tear resistance. The fabric texture design on the umbrella surface showcases luxury & beauty. Reinforced Main Pole: This outdoor umbrella boasts a 1.9-inch pole that is approximately 30% thicker than those found on umbrella poles, enabling it to withstand winds up to 35 MPH. Its double powder-coated aluminum surface ensures exceptional rust resistance. High-Quality Frame: 8 heavy-duty sturdy ribs are 25% thicker (14x24mm), providing even greater wind resistance than other market umbrellas, while offering superior umbrella surface support and balance to minimize shaking. Friendly Reminder: Weighted base in the picture is NOT included, please search AT4035 for matches weighted base. Package includes: 10 feet aluminum patio umbrella in gray pole beige canopy. Our table sun umbrellas can cover a table for 6-8 chairs depending of the shape. 1 year of support for the umbrella.