【Material】: The ceiling mount with tray for projector is made of aluminum alloy, ensuring wear resistance, durability, and long-term use 【Adjustable height】: Projector ceiling mount with tray adopts height adjustable design, easy to adjust to the appropriate position to meet different needs 【Stable】: Universal projector shelf has a solid structure, strong load bearing capacity, and high stability 【Easy installation】: Projector bracket is easy to install, no complicated steps required, can be installed on wall or ceiling, saving time and effort 【Wide application】: Ceiling mount with tray for projector or camera is suitable for living room, conference room, home theater, bedroom, and other locations Specification: Material: Aluminum alloy Size Chart: Adjustable 30 cm-60 cm / 11.81 inch-23.62 inch, tray 31 cm x 22 cm / 12.20 inch x 8.66 inch Package Includes: 1 x Projector Ceiling Mount with Tray Note: Please allow slight errors due to manual measurement and different monitors.