Features & details 

• 1 SECOND UP & DOWN: Change positions between sitting and standing in 1 second by the Ergomaker sit-stand desk converter! With the gas spring force, you can adjust the height by one handle and stop it automatically by the height locking mechanism.
• SPACIOUS WORK SPACE: The top-tier (weight capacity 15kg/33lbs) measures 80*40cm ( 32" x 16"), providing space for a single monitor, dual monitors, or a laptop. The lower-tier (weight capacity 2kg/4.4lbs) measures 80*30cm (32" x 12"), providing space for a standard keyboard, mouse, calculator, or paper.
• VERTICAL ADJUSTNENT: Our Standing Desk Converter rises vertically from 12.5-52cm (4.9"-20.5"). The vertical lift and X-shaped steel frame ensure extremely high stability and a smaller desktop footprint.
• 5 MINUTES ASSEMBLE: This desk riser is almost ready to go right out of the box. Place on your existing desk, attach the keyboard tray and start organizing your workstation. You can remove the keyboard tray to use the desk riser as well.
• AFTER-SALE SERVICE: Our products come with a 3-year warranty and friendly customer service to help with any concerns.

Specifications  
Desktop Dimensions: 31.5" x 15.8"  
Keyboard Tray Dimensions: 31.5" x 11.7"  
Height Adjustment: 4.9" to 20.5"  
Weight Capacity of the Desktop: 33 lbs  
Weight Capacity of the Keyboard Tray: 4.4 lbs 

Package Includes  
1 x Standing Desk