but will not straighten like a flat iron [SEP] does not work to straighten the outside plastic gets really hot which it is not supposed to this might work as a touch up tool but will not straighten like a flat iron the temp is in celsius there is directions to get it to read in f but i could not get it to work the directions that came with this were hilarious they did not have a translator that understood english that is why it got two starts for the entertainment value of that booklet do not waste your money