Keep up to 32 tablets or netbooks charged and ready to go with the mobile, versatile A La Cart Tablet Security/Charging Cart. It is compatible with Chromebook and Otterbox Defender Series and accommodates the full Otterbox Defender case with cover. Locking steel cabinet keeps your mobile computing devices secure. Sliding plastic dividers between tablet slots can be configured for wider devices. Vertical clearance on each charging shelf is 12"" , and depth is 13.18"". Bottom space (5"" high) provides storage for your AV or other equipment. Repeating cycle timer switches automatically with 15 minutes per bank cycles to help prevent circuit overload. Removable rear locking panel gives easy access to the electrical. Four ETL Listed power strips (eight outlets each) are included. Cart exterior includes a nonskid top, ventilated side panels, two generous handles for easy maneuverability, two auxiliary power outlets, an on/off switch, cord winder and heavy-duty 4"" casters (two locking).