... the heater's life and protect the hot air gun. With extremely long-life brushless fan, Saike 989D ... temperature of the solding iron and the air gun) .Used for shrinking, drying, paint, adhesive removal, thawing, warm, plastic welding etc ... -450 CelsiusGun typeBrushless fanAir flow:120L/MIN Gun heater materialFerro-Alloys Gun heater resistance74ΩTemperature stability<2°CDisplayLCDHandpiece size> ...