This BETOPPER Barndoor is designed for stage lights, featuring a honeycomb grid for precise light beam control. It offers universal compatibility with BETOPPER bulbs, specifically models LC001, LC002, LC003, and LC200W. Ideal for professional lighting at weddings, churches, photo studios, and event decoration. The barndoor allows for precise adjustment of the light beam angle using its 4 independent adjustable doors, preventing light scattering and maintaining the desired fixed position. Its foldable design ensures maximum portability, folding completely for easy transport and storage. Installation is immediate and tool-free, utilizing a single screw mounting system that fits instantly into compatible bulbs. Constructed from durable, lightweight, and sturdy materials with a professional black finish, it is built to withstand heavy use at events.