3 ADJUSTABLE HEATING MODES - Temperature can be adjusted from 45℃/113℉ to 60℃/140℉, you can adjust the heat level to accommodate your comfort level. Triple experience for your different needs. The power button with LED indicator, it can be operated to red-highest, blue-medium, green-lowest temp setting. Short press the button for once can change the heating setting. With built-in thermal protection module, once it is overheating, it would stop until the heat return to the standard temperature.