This Review Title is Almost but no cigar and the content is: it appears this brush is another one even Oral B cannot explain why the charge does not hold as long it claims one does But on the upside.keep using and charging it it may eventually perform as expected.same holds true of their Precision.would suggest not buying the replacement heads first as was done until you find something the DOES work as expected..There are other information for this review, one is This reviewer did purchase it and the other is 0 people think this review is helpful.