Strong Hold's topview cabinet allows users to lock up all their computer accessories at the end of the day. The retractable keyboard drawer unit measures 20" w, 22" d and 3" h. The polycarbonate window allows a clear view of the monitor. A 7 outlet, 15 amps, 110-volt power strip and a fan for filtration come installed. The top door is secured by a latch, which can only be opened when the bottom doors are unlocked. This provides security for your monitor. The center shelf is perforated to keep equipment cool. The lower storage area comes complete with 2 full width adjustable shelves to hold 1350 lbs. of tools or other supplies. As an option, you can order the cabinet with 1 welded extended 12" shelf that is located 42" from the floor In place of the retractable keyboard drawer. Extended shelf measures 26" w x 12" d. Both items are stocked for immediate shipment