The new Series 5 with it’s innovative AutoSense Technology and 8direction flex head gives you the most comfortable shave on every part of your face. Braun’s new Series 5 with AutoSense Technology reads your beard and adjusts its power to its thickness, 13 times a second. Providing extra power exactly where it’s needed, the Series 5 delivers unprecedented one stroke performance. Fewer strokes are needed meaning it’s less harmful to skin, protecting its condition.The Braun Series 5 can be submerged in up to 5 meter deep water. Which means you can comfortably rinse it under running water for easy cleaning.