1. Ultrasonic vibration, intelligent high-frequency vibration, can vibrate 10800 times per minute.
2. The integrated design of the fuselage integrates the contents of the traditional mainframe into the handle, which is more convenient.
3. Alloy steel easy to clean the head to remove calculus, tea stains, smoke stains.
4. 5-speed intensity adjustment, easy to adjust the strength to suit your own, let the teeth clean in a comfortable environment.
5. USB charging once, can be used about 200 times, durable.
6. IPX6 waterproof grade, rinse directly with water after use, safe and fast.

Parameter:
1. Material: inlet grade silicone + plastic.
2. Operating environment: Normal temperature.
3. Applicable people: Adults.
4. Style: Charging (built-in battery).
5. Product size: 190×30.5×20.5mm.
6. Product weight: 53g.
7. Rated voltage: 3.7V.
8. Rated current: 200 mA.
9. Battery specifi