Braun Series 9 is the world's most efficient shaver*, that's exceptionally gentle to your skin. *Tested on 3-day beards vs. leading premium tier products. Details on braun.com/study-results5 synchronized shaving elements to capture more hair in the first stroke than any otherpremium shaver* *Tested on 3-day beards vs. leading premium tier products. Details on braun.com /study-results2 specialized trimmers, including Titanium coating, capture even the trickiest hairThe innovative SyncroSonicTM technology with 10,000 microvibrations capture more hair in every strokeOur intelligent AutoSensing motor guarantees efficiency in every stroke, even on dense beards. The type of blade is titanium and battery charge time is 1 Hour.