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Specification: 1.Material: ABS,TPE
2.Size:189X27X29mm
3.Weight:50g
4.Power source:1X"AA" battery
5.Dupont nylon bristle
Features:
1.18,000 strokes per minute
2.Sonic cleaning, high efficiency
3.Waterproof IPX7 and non-slip design
4.Changeable brush head and battery
5.One battery can last over 90 days, if you use twice a day, 2 mins per time
