Worldâ??s most efficient electric shaver*. Efficient close and gentle for a flawless shave Best efficiency: 5 shaving elements get more hair in one stroke than any other shavers Best for gentleness: sonic vibrations glide over your skin for maximum skin comfort.LED display Use wet or dry. Now with 20% more battery power Product designed engineered and made in Germany. Recommended by GQ and the Skin Health Alliance accredited *Tested on 3-day beard vs. leading premium tier products. **vs. previous Series 9'...