Specifications: Phase Voltage: 110V 50-60/Hz Rate Power: 1.8KVA Input Current: 16A Work Model : 6 Modes Available Power: 3KW Power Level: Spot Welding / pulse spot welding Single Side Welding Thickness: 0.024 - 0.06 in / 0.6 - 1.5 mm Maximum Current:3800A Dimensions (L x W x H): 7.56 x 11.81 x 7.16 in / 19.2 x 30 x 18.2 cm Weight: 44 lbs / 20 kg.