Flexible viewing angles: supports 360degree horizontal rotation and 180degree angle adjustment with a ball head. Lock the angle securely using the antiwire adjustment fixed valve. Durable, smooth finish: surface treated with antioxidation technology for a clean, smooth, and attractive appearance. Easy height : telescopic design provides height adjustment. Spacesaving, quick to use: easyassembly projector mount bracket that minimizes footprint when not in use. To lengthen, pull out the inner rod, rotate the telescopic fixed valve clockwise, and tighten. Use scenarios Home theater or living room: adjust the projector angle and height for screen alignment, then lock the position to maintain a steady image during viewing. Classroom or meeting room: quickly adapt height and angle for different seating arrangements or standing demonstrations. Small studio or gallery space: compact mounting solution that can be extended or retracted as needed without clutter when not in use.