Foldable mounting brackets: Thick steel back lip mount that stays stable and wobble-free, with a high load capacity. Practical and professional, suitable for home or office use. Multifunctional extended desk support: Attaches to the edge of your desk to create extra surface space, giving you room for tasks and helping promote a better seating posture. Wall-mounted keyboard tray: 90-degree fold design saves space. Quiet operation, sturdy support, and secure attachment with no detachment. Foldable design: Extended Desk Support provides a comfortable surface for typing and for using a mouse. Easily folds under the desk to save space. Use scenarios: - Small apartments or shared workspaces that need additional surface for laptop, papers, or supplies. - Long work sessions where you want improved reach and posture, with the option to fold away when not in use. - Compact offices or classrooms that require freeing desk space while keeping easy access to keyboard and mouse.