PORTABLE & LIGHT WEIGHT, HIGH FREQUENZY AND PILOT ARC IGNITION -ZERO-VOLTAGE-SWTICH SATBILITY -LOW ELCTRIC CONSUMTION -HIGH DUTY CYCLE OPERATION -AUTO HOLD FUNCTION OVER LOAD FUNCTION FOR LOW AIR, SINGLE PH, OVER VOLTAGE OVER CURRENT, SHORT CIRCUIT, AND OVER TEMPERATUR -HEAVY DUTY CUTTING TORCH