Voltage: 220V, 50/60Hz, Ampere: 0.4A, Power: 90W, Ampere for welding: 0.5~10A, Continuous adiustable (Fluctuation), Weight: 7kg, Size: 300*170*225mm. Sparkle Welder can be used to weld: -alloys of precious metal existing of gold, silver, platinum and palladium -titan and high-grade steel -with estriction aluminum, tin and most of the brass alloys -alloys with different attributes Steel design and very low mauntenance costs Sparkl welder which use for jewellery -Welding all kinds of metal -Precisely positioning with innovative method -Welding necklaces of diameter 0.3mm or longer -Restore break without remove pearl or jewel -Restore heat sensitive metal -Restore aperture of moulding with the same attribute alloy