1. Friendly Digital Control Panel makes easier welding parameters settin 2. Digital Display can show parameters setting exactl 3. Wireless Remote Control is optional, remote control distance can be up to 100 4. 3 in 1 Multi functions including HF TIG /Lift TIG/MM 5. Pulse Function makes excellent welding performance, special for thin material weldin 6. Pre Flow Time is adjustable from 0 to 2 second 7. Post Flow Time is adjustable from 0 to 10 second 8. Built-in Protection Circuit of over-temperature and over-voltage and over-current for better reliabilit 9. Protections including over-heat, over-voltage, low-voltage and over-current 90-275 Volts Input can be worked in Global marke 10. PFC Technology makes power factor more than 0.99 and energy saving.