Series 9 Pro is equipped with a 5 cut system. The Pro Blade installed in Series 9 Pro is 35 Percentage wider than the previous Series 9 and thinner 30 Percentage which makes it possible to capture longer and more effectively. It also features a deep catch mesh blade with 900 different sizes of holes to capture whiskers from underskin and achieve a 0.02 inch (0.05 mm) deep shave. The compact head allows the head to be attached to the bottom of the chin or under the nose, and reduces shaving. Browns unique sonic vibration technology reduces friction with your skin and shave once * This is the best shaver that improves shaving performance and protects your skin while providing a deep shave. *Minimum stroke *When compared to previous Series 9 Number of Blades: 4 Blade Drive Method: Reverse and Back Power Method: Charging, Shaving Type: Dry/Wet Voltage: AC 100 - 240 V, 50 - 60 Hz; Charging Time: 60 minutes; Charging remaining charge display: 5 levels of charge charge charge charge status display; Usage time: Approx. 60 minutes; Float Head: Adhesive 3D head Replacement Blade Replacement: 18 months 7W Automatic Cleaning: Compatible with bath shaving: Yes Water washable: Yes Kiwa Zori Blade: Yes Overseas Use: ○ Power Automatic Control: ○ Switch Lock: ○ Head Lock Function: ○ Fast Charging: ○ Washer: Yes, Case/Pouch: Yes Color: Black