RYYD Automatic Kids Brush - Oral Care U-Shape｜New Generation

Net weight: 115g Appearance size: 3 cm * 3 cm * 25  cm Vibration frequency:38000 times / minute. Waterproof grade: IPX7 Sound effect: 36db Power supply mode:USB charging Color:White/Pink/Blue/Black/Brown Specifications: 1.High cleaning frequency: 38000 times/minute at most 2.High-quality and high-density bristles: antibacterial and durable, go deep into wisdom teeth and gum gaps, quickly clean dental plaque 3.Whole body IPX7 waterproof layer that can be washed directly 4.About 70 days, so don't worry about the charger when traveling 5.5 modes of efficient cleaning ,suitable for all kinds of sensitive teeth 6.Magnetic suspension acoustic wave technology, acoustic wave vibration against the small pores of the teeth to thoroughly deep clean.