Unique 3-tier design: The 3-tiers design allows the wind to move quickly through the top of the umbrella. Such a design increases the stability of the patio umbrella and makes it cooler under the umbrella to avoid Heat Buildup. 32 Solar-Powered LED Lights: Each of the eight ribs by our solar umbrella is equipped with four lights. The solar panel on top powered by the Ni-MH Rechargeable Battery, lighting up to 9-12 hours. Withstand +36 mph Wind: Thanks to 8 alloy steel ribs to form a spacious top to provide strong stability. Adopted Anti rust powder coated technique, keep original color of frame for years, standing straight under strong wind and rain. Solution Dyed Fabric: Made of 100% waterproof and Solution dyed polyester with color fastness last for 2 years. Coated with UPF 50+ anti-UV, effectively blocks harmful UV rays including UVA and UVB to protect your health. One Button Setup: Features crank lifting mechanism to smoothly open and close the umbrella with no effort. Push-Button design allows you to adjust the up to 45° angle adapt to the sunlight at different times of the day.