Five shear elements. Each specializes in different kinds of whiskers. To capture even tight-fitting hairs and hairs growing in different directions. And fewer trains mean less skin irritation. As simple as that. SyncroSonic. The patented technology analyzes your brown beard and adapts it automatically. In places with more facial hair shaver increases performance. 10-D contour adaptation. With its completely flexible head and flexibly mounted to Rasierelementen Series 9 gently your skin adapts and captures more hair on a train than any other. 50 minutes cordless shave. The modern lithium batteries never leave after the performance, and can be fully recharged in just one hour. The premium LED display indicates the remaining battery time in minutes. Every day like new. The world's only 5-step cleaning and charging station based on alcohol removed by pressing a button 99.99% of germs and bacteria. It also treats and dried your shaver and charge it. For dry and wet shaving. With 9 Series, you can shave dry or water, foam and gel use for better glide and smooth skin feeling. 100% waterproof. Experience German premium quality. All shaver from Braun are waterproof up to five meters. Thus, you can rinse them easily under running water or even shave in the shower.