The charging time is very fast, you use it and I think the little light went out in under 2 hours.
It is compact, with an interesting design and nice pads, but the finishes are top: the metal parts that are located between the atria and the hoop become a little sharp in the folded position and long hair tend to stay hooked in this part. The small control buttons do not look very strong and are a cheap effect ...
The sound is quite correct, and even if we do not demand too much.