Product Name: Hot Air welder TOP-3400Advantage:1.Adopt Lester heating system imported from Switzerland 2.Adopt the digital constant temperature technology.Its temperature fluctuation in ±1℃.Welding  result is perfect.3.Featured with reasonable structure, easy operation, smooth and stable welding work, the hot air welder machine is designed for PE /PVC outdoor advertisement seaming.4.Glue free, use hot air weld.Technical Data:1.Temperature range :20℃-650℃.2.Welding width:2cm-5cm3.Welding thickness:0.02-2mm4.Welding speed :1m-15m/min5.Speed motor is DC motor, walking uniform, regardless of the input voltage of change6.Power 220V/50HZ/3400WProduct details:Applicable material PVC material ,flex banner , advertisement material ,etc.