Industry Standard Hand Held Hot Air Tool Powerful, small and light weight, Ergonomic Handle, Professional PVC vinyl flooring welding gun includes all flooring accessories. Adjustable hot air from 68°F-1300°F / 20? to 700?, hot air welding gun with USA plug Fitting of vinyl floor such as safety floors in hospitals,medical centers,dental surgeries,for a clean seamless weld. DON'T adjust the temperature knob to inch0inch after working,directly turn off switch, delay 5 minutes shutdown for cooling down of hot air gun