adopt digital constant temperature technology and industry temperature control board, and equipped with feedback sensor, that can control the temperature fluctuation in ¡¡§¡è1¡æ. ¦the heater is import leister, its lifetime should reach 4-5 years and no need change any parts. ¦adopt the ac motor e wind is stronger and the lifetime is longer. have the laser positioning line and handrail.Welding perfect, the use of more convenient. 5. The temperature can reach 700 degree. Carton package