The Knaack Field Station secure storage system functions as a jobsite office or “command central” used by foremen, superintendents, engineers and other skilled construction managers. Security features include the patented WATCHMAN 5 lock system, heavy-duty vault-style hinges and a locking storage hatch. Durability is enhanced with a thicker 14-gauge steel bottom, arc-welded seams, weather–stripping and rain gutter, and dual gas springs for smooth opening. Productivity and organization are improved with four-way skids, more storage shelves, a metal bracket light mount, and multiple power pass-through grommets for delivering power or charging laptop computers, power tools, phones and radios, or battery packs. A variety of accessories area available to customize the Field Station to the job requirements. Also, the PowerCrew In-Box Power Supply is free with each Field Station purchase through 12/31/11.www.knaack.com.