The Turbo par ...

Had previously 11 year old predecessor.
Over time, the battery capacity has been getting shorter and we decided now for this brand new model.
The brush has a pace that we previously did not even think.
Even the 30 sec. Interval for each jaw area is very helpful.
Similarly, the warning LED on to firm pressure. Although one me there already have to press quite strong.
In short, a decision we do not regret it!

Addendum: In contrast to the product description, this unit only through a purification step. Affects but the excellent cleaning performance in no way negative.