That happiness !!! This electric toothbrush is really good, high quality, soft and energetic brushing timer 30 "to change the zones of brushings. The sensation of mechanical brushing is not disagreeable. It does not give the impression of having a dental drill in the mouth :-) Even for sensitive teeth, there are not too many transmitted vibration. After a first brushing, it exudes all smooth teeth. The tip is interchangeable with a small ring of color to distinguish it from others. The charger is small and discreet, it does not take too much space. The grip is very fast, so do not press too hard when brushing and of course you have to forget the movements of manual brushing. No need to brush, the brush head gives a very fast movement, you only have to walk the brush on the teeth. Battery life seems very good, no need to charge after each brushing once a week should suffice. This allows you travel without the charger for a weekend or a short week. Its size allows the metter in a standard toilet bag without taking up too much space.