The Braun Series 9 is our best electric shaver with 5 synchronized shaving elements, world’s strongest Sonic technology and an intelligent AutoSensing motor to shave more hair in one stroke than any other shaver. A 100% waterproof razor designed to last up to 7 years, and a trimmer reinforced with Titanium coating. 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-results 5 synchronized shaving elements to capture more hair in the first stroke than any other premium shaver (tested on 3-day beards vs. leading premium tier products. Details on braun.com/study-results) 2 specialized trimmers, including Titanium coating, capture even the trickiest hair The innovative SyncroSonicTM technology with 10,000 microvibrations capture more hair in every stroke Our intelligent AutoSensing motor guarantees efficiency in every stroke, even on dense beards