* High-level MCU is used as control core, with abundant parameter setting, measuring and perfect protective function.* High brightness liquid crystal display , Chinese and English language operation, man-manchine interactive interface.* Wide power supply and voltage input, suitable for on-the-spot electric network level.* High precision control to electric energy and time, insuring welding quality.* Swift output response time when power supply breaks, high stability.* With 10 phases programmable welding function, suitable for welding requirement of various fittings.* Flexible welding parameter input mode; manual input through keyboard of bar code scanning input.