Style: Type O - ThailandType O - the rounded pin plug is a new standard in Thailand. The type O best Adaptor for wall offers a reliable and easy connection for devices with a North American plug or polarized (one blade is wider than the other). The Ultra compact size of this adapter makes it an ideal adapter for your travel needs. Works in Thailand new standard. Please make sure that your device supports 100-240V when traveling overseas in order to use with this adapter.