When you search for heaters online, you will find that there is a wide array of 220 volt heaters for every purpose, such as heating beverages, water, and spaces. Using a 220 volt heater can be convenient if you are looking for a reliable and reasonably priced unit to keep your room warm or to heat your water. There are online stores specializing in 220 volt appliances with a price match system that ensures the lowest prices when you buy an electric heater from them. This way, they are able to sell 220 volt heaters at a lower price than when you buy them elsewhere.
Some models and brands of 220 volt heaters might not be available or are hard to find abroad. Hence, it makes sense to purchase the heater while you are still in the US, and then you can take it with you when you migrate to a 220 volt heater. However, if you are using it in the US, be sure to use a step-down converter before plugging it into a 110 volt electrical socket. This way, you can be sure that it is safe to use at home.