y environment, aerial, field work and interior finishing etc;3. Digital MCU control: stable metl transfer, fine welding apprearance;4. Peak value current mode control: reliable power device;5. Optimized engine design: high adaptability to voltage between AC160V-250V;6. Single board design: high integration, scientific duct design for thermal diffusion;7. Easy Operation: single knob adjustment;8. Cost effective: perfect protective function.B. Product Mode and Specification:Why choose us?a. We hav