Electric Sonic Automatic Toothbrush Adults Mouth 360 Degrees U Type ABS 4 Modes Ultrasonic Electric Lazy Toothbrush|Electric Toothbrushes Description: 【Superior Material】The U shape toothbrush head is made of food grade silicone, soft, non-toxic and no harmful, effectively sterilizing and comfortably massaging. 【4 Working Modes】Soft cleaning mode, powerful cleaning mode, massaging mode, and cold light whitening mode. You can adjust it by simply pressing the power switch. 【U-Shape Design】Designed for perfectly fitting human mouth, in 48000rpm vibration, it cleans teeth without dead angles. 【Smart and Convenient Using】USB rechargeable ensures hands-free teeth brushing experience, and IPX7 waterproof for more efficient and convenient using experience. 【Auto Memory Function】Automatic memory function makes 45 seconds teeth brushing time, and 15 minutes cold light teeth whitening time.