Model Number: ADVAN ARC 305 Brand Name: FONDOF. Key Specifications/Special Features: Auto-line allows for any input voltage hook up (160 to 460V AC,single or three-phase) with no manual linking, providingconvenience in any job settingIdeal solution for dirty or unreliable input powerUser-friendly panel designClear instruction is ideal for new handProviding maximum flexibility by automatically connecting toany input power while maintaining the best DC stick weldingperformance