Electric Motor Height Adjustable Sit Stand Computer Desk Frame Home Office Black. Height Adjustable Single Motor Desk Frame For Sit-Stand Desks. This single motor sit-stand desk frame has height-adjustable feature. The frame allows changing positions throughout the day.User-programmable height settings - automatic desk height changes with a touch of a button. Sit-Stand Conversion - desk adjusts from a standard desk height (28.7") all the way up to a standing height (48.4") Electric Motor - lift and lower loads up to 165 Lbs Expandable Frame - the desk frame expands 39.4" 63" to fit many different desktop widths 3 Programmable Height Settings - provide ergonomic position with a touch of a button on the LCD touch screen Color: Black. 27.6" x 39.4" x 28.7. 27.6" x 63" x 48.4. Please contact our customer service representatives. This item is in the category "Business & Industrial\Office\Office Furniture\Desks & Tables". The seller is "smartboxsystems" and is located in this country: US. This item can be shipped to United States.