? Linear motor drive: about 13,000 strokes/min ? Outer blade: 3-blade system / stainless steel 3-blade (close shaving blade x 2, trimmer blade x 1) ? Inner blade: 30° acute angle nano-edge inner blade ? Multi-fit arc blade: ? ? Head: Float blade mechanism ? Power control: Ram dash AI (sensing about 216 times / second) ? Charging display: charging reminder display ? Display method: lamp ? Lock function: switch lock (electronic) ? Bubble making mode:? ? Washing function: Wash the entire body with clean water, water-through washing ? Days of use: Approximately 14 days on a single full charge (When fully charged, dry shaved once a day for approximately 3 minutes, and used at a room temperature of 20-30°C.) ? Power supply: Rechargeable ? Voltage: AC100-240 V (with automatic voltage switching), 50-60 Hz ? Power consumption: about 10 W (when charging AC100 V) ? Charging system: AC adapter ? Charging: AC adapter: 1 hour quick charge, 3 minutes quick charge ? Battery type: Lithium ion rechargeable battery ? Body dimensions: height 15.5 × width 6.4 × depth 5cm ? Body mass: about 145g ? Accessories: AC adapter, special oil, cleaning brush