Breaking the boundaries of traditional outdoor spaces, this BONOSUKI aluminum pergola brings modern style and ultimate comfort to your patio, pools, or garden. Featuring an all-aluminum structure and double-layer aluminum louvers, it boasts exceptional durability and corrosion resistance, maintaining its excellent condition in all weather conditions. The hand crank design makes adjusting the louvers easy and fun. Whether cranking forward or backward, you can effortlessly adjust the louver angles to meet your needs for sunlight and shade. When not in use, the hand crank can be conveniently stowed away, keeping the pergola looking clean and tidy. The flexible louver design allows you to adjust between 0 and 90 degrees, letting you enjoy the best light and shade at any time.   Dimensions: Notes: 1. This product features a lithium battery, so please don't discard it-dispose of it responsibly in accordance with local laws. 2. Carefully check accessories when opening the package.If anything is missing or damaged, please contact us immediately. 3. Please do not force orovertighten screws.If any screw gets stuck, unscrew it and start again. After set up, fully tighten screws.