Smonet Healthy Electric Standing Desk-Electric Height Adjustable Sit to Stand Converting Desk for Dual Monitor, Laptop,Computer(31.5 x 23.5x&nbsp;6inches)-Black 1.ELECTRIC HEIGHT ADJUSTABLE: The ONLY electric powered lift on the market! The push of a button causes the desktop unit to quietly elevate from 6" to 19.8" and lift up to 50 lbs of equipment in seconds.More easily than a manual. 2.LARGE FLAT SURFACE:It can be applied to any flat surface with access to an electrical power outlet. 3.ERGONOMIC KEYBOARD TRAY: Staggered height between keyboard and monitor keeps monitor at proper height to prevent neck strain. 4. USE IMMEDIATELY:Fully Assembled before Shipping. You can Use it Out of the Box and Put it Directly on Your Desk. 5. HEALTHY WORKING SOLUTION:Height-Adjustable-You Can Adjust the Most Comfortable and Suitable Height While You Work Sit-to-Stand Using Laptop and Desktop Computer.