10 foot terrace umbrella with solar powered LED lights and multi-layered ventilated roof 193202703 Tier Vented Top: This 10 ft 300 cm patio umbrella features a unique 3 tier vented top that facilitates better circulation of hot and cold air, so as to balance the airflow inside and outside, improving stability and resistance to breezy conditions. Auto Tilt Design & Crank Operation: Featuring a convenient push button tilt, the canopy can easily tilted up to 35 in any direction for optimal shade coverage. And the hassle free crank handle makes it