Neatly and easily charges, transports, locks and stores up to 32 devices (up to 39.6 cm/15.6" each). Lockable front and rear doors allow you to secure the devices inside (padlocks not included). The security cable attachment ring provides a sturdy, secure point to attach a security cable (security cable and padlock not included). Built-in dividers and cable management organise devices and cables and keep bulky adapters out of the way. 5" removable non-marking locking castors allow for easy movement over rough and uneven surfaces Smart charging technology automatically prioritises power to the devices that need it most, for faster more efficient charging. A push handle makes transport easy. Compartment dimensions (W x H x D): 338 x 325 x 389 mm