Suggested Retail:$170. ABOX Electric Powered Lifting Standing Desk Converter| 34" Height Adjustable Sit Stand Desk Riser| Dual Monitors Removable Keyboard Tray| Black . This standing desk is designed with two tiers, the upper tier gives you more space to put your dual monitors, computers and other devices. The wide and spacious keyboard tray is able to put a full size keyboard and mouse. The desk can be adjusted to the minimum height, to give you more storage space. No need to worry that it’s too large and couldn't place it on the certain position. No need to assemble the sit stand desk! It works perfectly when it's out of boxes. The removable keyboard tray gives you more alternatives. It's easy to work, you just need to add the keyboard tray to the main desk with the included screws, simple but interesting. All required accessories are included, it takes only a few minutes to own your sit stand desk. Just make it! 33.5"*20" . 7 DAY FULL REFUND GUARANTEE ON THIS ITEM IF ANY ISSUE IS FOUND THAT WAS NOT DESCRIBED/PICTURED. 7 DAY STORAGE IS ALSO AVAILABLE. SEE NOTES TO BIDDER, IN AUCTION DETAILS, AT THE TOP OF PAGE 1 FOR MORE INFO.