Convenient mobile sit stand desk/table ideal for home, office, school; large work surface with groove for phone or tablet, plus cup holder. Foot pedal controlled Pneumatic lift mechanism allows for effortless height adjustment; unlimited height ranges from 29.6" sitting to 44.2" standing; no preset height positions. Large work surface size 31.5" wide X 22" deep; easy to clean melamine surface; maximum lift weight capacity 24 pounds. Solid steel frame with wide base for stability; heavy-duty casters for smooth mobility, two locking. Minimal assembly required, all assembly hardware and instructions included; assembly instructions available in technical specifications. About us: - Founded in 1982 as one of the first manufacturers of Anti-Glare Filters for personal computers, Kantek has always been an industry pioneer. Focusing on the needs of our customers, amid a rapidly changing marketplace, has led to our continued growth with an ever expanding and evolving product line.