The travel adapter is suitable for most of the 2 pin plugs of the protective class ii and the safest method of plugging in your portable non earthed devices worldwide suitable in australia china usa britain and europe among others it is suitable for the following devices hair dryer mp3 player digital camera notebook mobile telephone gps etc the travel plug has a usb charger on which upto two usb devices with a maximum amperage of 1000 ma can be loaded parallely the usb charger ca