1. Operatioon without the main electricity
2. Extremely compact and portable
3. Gasless MIG welding
4. Battery indicator shows the state of charge of the battery Variable amperage control with digital meter for a simultaneous welding current display
5. Quick charge-Recharges battery to 80% within 35mins and fully charged in 60mins
6. Protection from overcharging, deep discharge and overheating
7. Built in protection including over-voltage, under-voltage and over-heat
8. The power source can be used for welding while charging