1,The hot air gun certified by Japanu0027s PSE (Safety and Peace of Mind) certification can quickly heat up in just 3 seconds, producing strong and stable power,The first use may result in a small amount of white mist, please rest assured to use. 2,The switch and temperature adjustment knob allow for continuous temperature control. The weak wind mode "Ⅰ" has a wind volume of 250L or min and a temperature range of 50-300℃. The strong wind mode "Ⅱ" has a wind volume of 500L or min and a temperature range of 50-650℃. 3,Stepless temperature regulation: Please use a knob to adjust the heat. Turning the left side will gradually decrease the temperature. Rotate to the right and the temperature gradually increases. 4,Multiple parts (5 air suction nozzles, 1 triangular scraper), suitable for shrinking heat shrink tubing, shrinking packaging, heating PVC, electronic products, mobile phone repair, removing paint or floor tiles, and other heating or thawing purposes. 5,Scientific ergonomic-design handle prevents strain injuries from long-term use and makes holding the heat gun easier for longer. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.