Tool set include 1)1pc hot air plastic welder gun 220V or 110V 2)1pc 40mm silicone pressure roller 3)1pc 28mm silicone pressure roller 4)1pc 28mm teflon pressure roller 5)1pc penny roller 6)1pc 40mm flat nozzle 7)1pc 20mm flat nozzle 8)1pc spare heat element 9)1pc 20mm 60 degree flat nozzle 10)1pc 20mm 90 degree flat nozzle Environment freindly -Green type It is handy,cost effective,reliable for weding all different types fo thermaplastic material, for rooifng,flooring ,tarps,plastic fabrication,etc.Especially good for long time continous working site - Hot air tool for welding PVC, PE, PP, PA, EPDM, PS, TPO, EVA materials - hot air tool for drying and activating - hot air gun for shrinking plastic caps - hot air tool for welding Plastic Tanks, Plastic Pipe and Plastic Sheets Technical data Voltage220V Power1600w Frequency50/60Hz Temperature20-700 °C steplessly adjustable Air volumeMax 180L/Min Air pressure2600Pa Noise levelLess than 65Db Weight1.2 KG (Including 3m electrical wire) ColorGreen/ black/blue , big orders can tailor made color