SV550 adopts the integration design of hot air head and mount head, saving space, and has the functions of automatic welding and automatic disassembly. It equipped with up and down hot air, bottom infrared, three temperature zone independent heating, heating time and temperature real-time display. The bottom of the machine is equipped with the strong cross-flow fan cooling, which can cool quickly and reliably; It has the functions of light splitting, amplification and fine adjustment, including color difference distinguishing device, automatic focus and software operation. It equipped embedded industrial control computer, touch screen man-machine interface, and it can be compared with the historical preservation curve;