Electric tooth cleaning instrument -Teeth Cleaner

Brush your teeth every day!  yellow and black teeth, tartar, bad breath, tooth decay dental plaque and other dental problems still exists?   REAL SONIC TECHNOLOGYWith high-frequency vibration technology to remove tartar from teeth and solve most of the oral problems from even the hardest to reach areas to maintain your teeth and gums healthy, such as dental calculus, tooth bacterial plaque, tartar, and stains. Vibration technology: Ultrasonic technology, 31,000times /min per minute high-intensity frequency, effectively crush stubborn calculus, reduce artificial tooth enamel and gum damage. How to distinguish true and false ultrasound Truly Safe Ultrasound: （1. It will resonate when it touches hard objects, and it will stop automatically when it touches soft gums.  2.No noise） Fake Ultrasound:（1. Pure physical vibration. 2. Loud noise） USB rechargeable: USB safe and fast charging. It can be used about 20 times per charge, so there is no need to worry about power loss when tra