Custom foam interior with slots to store and protect 10 iPad® or tablet devices in most common cases (an important feature)Storage for USB-to-iPad cables (not included). Use your Apple-provided AC chargersBelkin UL-listed, surge-protected 12 outlet power stripCan charge iPads with the lid closed and locked because of whisper-quiet ventilation fanDurable, dust proof, chemical resistant and corrosion proof; manufactured with ultra high impact structural copolymerTwo polyurethane wheels with stainless steel bearingsExtra deep stackable cleats; easy opening, durable ABS latchesFold down handles; retractable pull handleTwo keyed alike padlocks (included); stainless steel hardware and padlock protectionNATO codified and tested to MIL C-4150J (Military Standard), IP-67 (Ingress Protection) and ATA (Air Transportation Association) standards; anti-static, water resistant, fire-retardant (not water proof because of fan and cable grommets)Exterior dimensions: 25"W x 20"D x 14.25"HiPad slot dimensions: 1"W x 9.75"D x 8"HWeight (empty): 26 lbs.