Factory Pricre USB Charging IPX7 Waterproof Battery OpLean Pipe & Pipe Rack System erated Auto Kids Children Silicone Sonic Electric ToothbrushQuick DetailsUse:HOME/TRAVELBristle Type:SoftBrand Name:OEM & ODMAge Group:Kids&JuniorWaterproof:IPX7Shake frequency:31000 strokes/minWorking mode:3 modesBattery type:Lithium batteryFeature:sonic wavePlace of Origin:jiangsu,chinaCustomized Service for Electronics Certification:FDA, ISO9001, CE, SGSPower source:DC5V 2W, USB chargingCharging time:3 hoursNoise:<50 dbStyle:electric toothbrush