Early Prevention Of Cavities Reduces Tooth Pain Cleaning Without Damaging Teeth Easy To Operate Self-Contained Light Ipx7 Waterproof 5 Modes Superior Battery Life High Quality Working Head Ultrasonic Vibration Easy To Carry 3 Cleaning Modes For Every Need Different Cleaning Modes At Your Fingertips 1.Gentle Mode For People With Sensitive Gums And Light Tartar. 2. Comfort Mode For Those Who Want To Remove Tartar Quickly. 3. Power Mode For Quick Removal Of Stubborn Stains And Calculus. Intelligent Ultrasonic Recognition Is Not Afraid To Hurt The Gums The Cleaning Needle Touches The Teeth And Other Hard Objects: Vibration Starts. Needle Touches Soft Objects Such As Gums: Vibration Stops. Cell Phone Visualization, Automatic Lock Screen Matching. Highly Consistent With The Vibration Frequency Of The Cleaning Needle, Stronger Teeth Cleaning Effect. Speed: 72000 Rpm Accessories: Small Wrench *1 Metal Head *3 Main Unit *1 English Manual *1 (Upgraded Model More With Metal Oral Mirror *1 Metal Hook Needle *1 Metal Oral Mirror *1)