There are 3 different outlets used worldwide (UK, USA and Australia) Voltage conversion 220/240V 110/120V allows you to use US electronics in Europe, Asia and other 220V/240V countries.
*200W step down voltage converter is suitable for international travel in Europe, Asia and other countries.
4 USB ports 5V / 8.4A+2.1A (per port) can charge multiple high power consumption devices iphone, ipad, Android and tablet at the same time.
* & Protection Over current, over temperature, short circuit and overload protection. [*NOTE USB output keeps your device completely off of AC power*]
*Do not use hair dryers*straightners, tools and other household appliances over 200 watts