Adult Toothbrush, U-shaped Cold Light Whitening High-frequency Acoustic Vibration Toothbrush, 4 Brush Heads, 3 Gears For Quick Cleaning Of Tartar Product Description FEATURES： 1.U-shaped toothbrush can effectively clean teeth, high frequency vibration can clean the inside of the mouth, clean more comprehensively. 2.(IPX7 Waterproof) --- Toothbrush Has a Complete IPX7 Seal Design, and Easy to Carry; the U-shaped-mouth Design Allows You to Your Hands when Brushing Your Teeth and Improve Your Life Efficiency. 3.(Wireless Charging) --- This sound Toothbrush Adopts Wireless Charging Dock That Just just Need 3-hours Charging Can Last 1-week Using. It Also Has Low Battery Reminding, Which is Very Safe, Convenient and Portable to Use at Home or During Traveling. 4.(Highly-efficient 360° Mouthpiece) --- Mouthpiece Gives Optimal Pressure and the 360 Degrees Angle to Clean Every Tooth Evenly. Including the Hard-to-reach Areas Along with the glue Line. 5.(Set the Brushing Mode) --- Has 3 Optional Modes, So It’ll Suit Anyone. Whether You Have or Your Enamel is Chipped So Teeth Are Very Sensitive.the Mouthpiece is Made of the Highest Medical-grade. Making It Up to 10,000x More Hygienic Than Regular Nylon Toothbrushes. SPECIFICATIONS： Gear: Third gear Color: White, black Power mode: inductive charging Brush head: Soft hair Standby time: more than 15 days Noise: Below 15dB Built-in battery: Built-in battery Motor type: magnetic levitation motor PACKAGE INCLUDE: 1PC Toothbrush Set (1* toothbrush host, 1*USB charging cable, 1* wireless charging base, 1* U-shaped bristle brush head, 1* straight handle brush head, 1* wisdom teeth brush head, 1* tongue coating brush head, 1* English manual)