This arctic white with aluminum accents Bretford Link Cart for 32 Devices simultaneously stores, charges, and updates up to 32 devices. It is designed to house a 19" network switch and comes standard with front and rear lockable doors. It has two built-in cooling fans for cooling, and the intelligent power manager continuously analyzes device power requirements, concentrating on devices that require power the most. The three-point locking door and a padlock help to keep your gear safe and secure, while the 5" locking casters allow you to roll the cabinet from room-to-room.