- Material; ABS； Waterproof Grade: IPX7 Waterproof-2. Battery capacity; 1200mAh； Charging time: 4-5 hours-3. Use time: about 80 days (2 times a day, 2 minutes each time)-4. Vibration frequency; 40,000 times/min-5, mode; Brightening, Cleaning, Polishing, Care, Massage and other modes, gear: 15 gears-6. Size: 2462828mm; Weight: 110g-7. Accessories; Main unit + 2 soft brush heads + 2 hard brush heads + charging cable