1. Good heat conductivity, long use time and easy to operate. 2. Visual control button make the operating more conveniently. 3. 2 circuits have been arranged, and they can operate at the same time. 4. The constant DC voltage ensures temperature stability 5. The function of control and reset the accurate temperature, ensure the long use time and high heat conductiveity. 6. The LED visual control button makes the operating more conveniently. 7. The setting of accurate temperature has been maintained by the digital central processor circuit. 8. The LED displays the temperature in Celsius or Fahrenheit. 9. The working temperature can be kept even after power off 10. Press any button, the signal will be display. 11. The different voltage modes make the voltage 100-240v available and switch easily. 12. It’s significant advantage is the long use time. 13. The Siliceous handle ensures the operation more relaxing even working time is long.