Electric Height Adjustable Lifting System: BANTI standing desks are equipped with a reliable motor that supports height adjustment from 27.3''-45.5'' and operates with low noise level (less than 50dB). Exclusive Keyboard Tray and Hooks: The standing desk is equipped with a special slide-out keyboard tray that provides extra space for keyboard, mouse or small items. Hooks (2) are also provided under the table. You can enjoy a bigger and neater desktop space! Stable Construction and Solid Materials: BANTI home office desks feature industrial-grade alloy steel frames and sturdy table tops that can hold up to 176 pounds. Even every screw and keyboard tray slide is treated with a rust-resistant finish to ensure a longer lifespan. Memory Height and Non-Slip Technology: The standing desk has 3 programmable memory height buttons. If the motorized table encounters an obstacle while raising or lowering, it will move 2 centimeters in the opposite direction to avoid possi