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Features Brand Oral B/Oral B Model Professional care 700 Charging method: inductive charging Applicable voltage 220V Battery life 2 times a day, 2 minutes each time, lasting about 10 days Charging stand Safely sealed charging stand Battery display, charging reminder, power display Working principle: 3D, left and right rotation frequency 8800 times/min. Front and back vibration frequency: 20000 times/min Cleaning mode 1 cleaning mode: normal cleaning Waterproof design Fully waterproof, can be washed directly |
