Proven to take on a three-day beard, the Braun Series 9 9290cc Shaver is one of the world's most efficient shavers. Using patented SyncroSonic technology, it reads and adapts to your beard 160 times per second to provide extra power whenever you need it. Its five specialized shaving elements capture more hair, which means you'll enjoy a faster shave, with fewer strokes and less skin irritation. Shaving win!