1)Name:sealing machine 2)Model:FS-500 ,600 ,700, 800,900,1000 3) ... Heat time:0.2-3s products description:FS-500/600/700/800/900/1000(lengthened)1)Aluminum ... body2)Copper or Alumnium transformer by optional3)13-year producing experience4)CE testFunctional:FS ... market, family and factory.specification: Model FS-500 FS-600FS-700FS-800FS-900FS-1000VoltageAC 220/50Hz ...