If you are looking for a convenient portable heater that will help keep your bedroom nice and toasty warm while you sleep—then these energy efficient space heaters are definitely worth a look. These are great space heaters that you can easily bring into your bedroom at nights when it is cold and ones that won’t make your energy bills skyrocket while you use them. If you need a good heater to help you sleep through the night, then these energy efficient options are a great place to start looking as you find the right product to fit your needs.