The plastic welder hot air gun/gas welding kit is a common fabrication technique for manufacturing smaller items including and not limited to chemical tanks, water tanks (black, grey, fresh & ballast), heat exchangers, and plumbing fittings. <br> <br><b>Features:</b> <br><br>Comes with necessary set included roller, nozzles and spare heating core. <br>The welding gun design has taken the universal dimension of the air duct into consideration to ensure its versatility. <br>This is a plastic welding technique which is analogous to gas welding of metals, though the specific techniques are different. <br> <br><b>Specification:</b> <br>Max power: 1600W <br>Air flow: 230 L/min <br>Voltage: AC 110V, 50/60Hz <br>Adjustable Temperature scope: 30-700℃ <br>Weight: 3.31 lbs (1.5 kg) <br> <br><b>Package Included:</b> <br>1X Hot Air Welder <br>1x User Manual <br>1x Pressure Silicon Roller <br>1X 20 mm slot nozzle <br>1X 40 mm slot nozzle <br> <br><b>Safety Tips:</b> <br>1. Must ensure the voltage is correct. <br>2. Cut off the power when stop using. <br>3. Don't touch the heating part.