Application: A travel multi-adaptor suitable for use with UL/EU/AUS types of plug, earthed or unearthed. Highlights of design: This travel adaptor is equipped with Energybus proprietary design that uses specially formed sockets to accommodate individual plug form factor to enhance connections. It is also equipped with dual USB ports, delivering a total of 2.1Amps max at 5Vdc. The housing is made with one of the most expensive first grade flame retardant Polycarbonate material so that it must survive a 650 degrees glow-wire test as required by IEC.