You should always keep an extra travel adapter in your bag when you are going outside your country. Mostly, people always think about whether they will be able to use their devices in foreign countries. Travel adapter can save you from a lot of heck. Your devices will not work if the switch does not have the necessary socket. Thus, using travel adapters is really a good option. You can easily buy these, and these are really cheap. The other thing is that these adapters are easily available in the market. Always keep something extra with yourself when travelling outside.

Usage of appliances is made a lot easier by power plugs:

Power socket [เต้ารับ ปลั๊กไฟ which is the term in thai] helps a lot in the usage of appliances. You can easily give power to the electrical appliances by the use of power plugs. Power plugs come in a variety of sizes and power ratings. You can easily choose one based on the appliance that you are using. Using the right power plug for the right appliance is really necessary to get the job done in the right way. The voltage limit is mentioned in the body of the power plugs. 

Different countries have their own power plugs:

There is no defined standard of power sockets. Each country develops the power plugs their way and the associated appliances are made in their own way. There is a total difference between the power plugs used in America and that used in Ireland. A person travelling from one place to the other needs the travel adapters to compensate for the difference in the power plugs shape and power rating. Always keep an extra adapter in your bag. Power plug with three sockets [เต้ารับ 3 ตา which is the term in thai] is much popular these days and it also include the earth connection; thus it ensures the safety.