LapCabby 20 Vertical - 20-Device Mobile AC Charging Trolley for Laptops & Chromebooks up to 17″. It has sliding shelves that store devices vertically with dividers, specially moulded rubber mats that keep devices in place while cable management clips protect charging cables. This unit is fast and flexible with simultaneous charging and a programmable timer. With maximum security & safety with a dual point locking system and separate lockable power compartment. It is easy to move as it has ergonomic top handles, rounded corner bumpers and multi-directional non-marking wheels. The LapCabby 20 Vertical has silent charging with a unique ventilation system and a built-in heat sensor. With Support for Life with Lifetime Warranty (5 years electrical), shipped fully assembled. Perfectly designed cable clips secure charging cables to dividing bars to ensure cables is locked in place next to device. Individual AC adaptor pockets are specially designed to keep cables organised and free from damage. Ventilated AC adaptor pockets keep air circulating around adaptors and cables to prevent overheating. Cable clip portholes feed cables from back power compartment to front device compartment, preventing cables being removed with the device.