SLEEK ERGONOMICS: All the ergonomic benefits of a standing desk with the look of a high-end office desk — complete with a sleek leg cover, easy-to-install modesty panels, built-in wire management, anti-collision sensor, and customizable sedentary alert. INSTANT ADJUSTABILITY: Changing positions is quick and easy; just press down or lift up the control panel to adjust the ergonomic L desk anywhere from 27-46.7 inches from the floor. Two customizable presets save your preferred seated and standing heights. SUPERIOR DURABILITY: The scratch-resistant thermally fused laminate surface maintains its look in a busy office. Welded steel base concealed by freestanding leg cover and file cabinet for a weight capacity of 200 pounds; tack glides to protect flooring. SECURE STORAGE: Lockable filing cabinet includes a box drawer and a file drawer on smooth ball-bearing slides for an effortless reach to letter, legal, and A4-size paperwork and tack glides to protect flooring. Can be installed on either side of the desk. TESTING AND WARRANTY: American made with U.S. and imported parts, this desk meets or exceeds ANSI/BIFMA quality standards for safety and performance and is backed by the Bush Business Furniture Limited Lifetime Warranty; desk base warranted 5 years.