Description: Superior MaterialThe U shape toothbrush head is made of food grade silicone, soft, non-toxic and no harmful, effectively sterilizing and comfortably maaging. 4 Working ModesSoft cleaning mode, powerful cleaning mode, maaging mode, and cold light whitening mode. You can adjust it by simply preing the power switch. U-Shape DesignDesigned for perfectly fitting human mouth, in 48000rpm vibration, it cleans teeth without dead angles. Smart and Convenient UsingUSB rechargeable ensures hands-free teeth brushing experience, and IPX7 waterproof for more efficient and convenient using experience. Auto Memory FunctionAutomatic memory function makes 45 seconds teeth brushing time, and 15 minutes cold light teeth whitening time. Strong FunctionUltrasonic wave technology adopted, it can remove more tooth stain, plaque, in short time, offering healthier and whitener teeth. Specifications: Material: ABS Silicone Power supply: USB charging Battery capacity: 400mAh Charging time: Approx. 2 hours Continuous using time: 30 minutes Voltage: 5V Power: 5W Waterproof: IPX7 Vibration frequency: 48000rpm Charging indicator: blue light flashes while charging, constantly on when fully charged Item size: 11.6x6.6cm Package Included: Electronic Toothbrush x 1