This Powerr Bank Hub not only acts as a 4 outlet USB Hub but also features a rechargeable 5000 mAh battery to recharge your devises simulataneouly on the move. This Hub due to its design can also be charged direct from a wall socket using an IEC adaptor (kettle lead). This also eliminates cables tangling due to a cable fix. 13 amp. USB compatibility. For indoor and outdoor use. Light power indicator. Child resistant sockets. (included) . Manufacturers 2 year guarantee.