Easy to set up: mount by drilling four holes in the wall, position the projector to your preferred angle, and you're done. Flexible ball joint for precise angle: integrated ball joint system offers 160degree tilt and 360degree rotation for quick, easy angle adjustments. Fits most projectors and other devices such as mini projectors, DLP projectors, digital cameras, and camcorders. Compatibility and capacity: suitable for projectors under 2 kg that have a single bottom mounting hole with a 1/4 inch screw. The base is larger and provides loading capacity up to 2 kg. Simple locking and adjustment: rotate the locking valve clockwise to tighten; the projector stand is easy to install and convenient to adjust. Practical use scenarios: Home theater or living room setup for flexible viewing angles. Classroom or training room for adjustable, wallmounted projectors. Small office or studio for presentations or video work with versatile device compatibility.