I use the Remington Bartrimmer for about a year and almost every day with no problems - essentially with the Stubble essay. The shaving performance is very good, even if you have to "problem areas" (eg chin) go over it several times. The selectable trimmer is convenient for the contours and provide Entferung of one or another hair in places where undesirable (ear ...). However, the real hammer is the battery: holds loose 3 weeks at a daily three-day beard-shaving, the power to just before the end of the battery charge full stops. According to the manual should be the battery (run just) now and then completely discharged, I have been also noticed no performance loss (I wish my phone had such a battery ...)