The change is easy accessory (button "push"). A tip "hub" First of all lets deffectuer a pre-drying. Jai immediately passed the ceramic brush for brushing my shoulder-length hair thin, I'm really happy with the result. The rotating cord, of good length (2 m), with suspension ring, is very convenient. The unit has two heating rates and a position "fresh air". A carrying case is included. There is also a stiff pins for finishing (or for short hair). And a comb-volume ten fat fingers, destined to take off the root, which I have not managed to serve me, my hair is certainly thin.