Specifications: - Model:737G - Power Supply:AC 110V, 60Hz - Instantaneous Power:1.5 kw - Time of 1 pulse:0.5 - 5 ms (Variable) - Time of 2 pulse:1 - 10 ms (Variable) Package Contents: - 1 x 737G main machine - 1 x Pedal - 4 x Copper welding rods - 1 x Battery fixture - 2 x Fuse - 1 x Hexagon wrench - 30 x 0.15 x 5 x 100 mm (nickel plated)