<br>U-Shape Sonic Toothbrush <br>360 Ultrasonic Technology: U-shaped brush head design fits the curvature of the teeth, covering the surface, crevices and gum grooves, increasing the cleaning efficiency by 60% and removing plaque easily.<br>Magnetic levitation motor: high-frequency vibration, driving the flow of liquid in the mouth, deep cleaning blind area, while protecting the gums from damage.<br>Blue light whitening function: Built-in blue light device inhibits bacterial growth and aids in teeth whitening, improving tooth color with long-term use.<br><br>Intelligent Sonic, Highly Effective Gum Protection <br>Sonic Vibration Technology: High-frequency vibration, generating flow cleaning force, deep into the teeth, cleaning effect far beyond the manual toothbrush.<br>Intelligent timing function: 2-minute intelligent timing, 30-second zone change reminder, to ensure the scientific brushing time, to avoid missing.<br>Multi-mode selection: Cleaning, sensitive, whitening, polishing and other modes to meet different oral needs.<br><br>Professional whitening, glow confident smile <br>Whitening stickers: add white teeth whitening ingredients, mild and non-irritating, 7 days significantly whiter teeth.<br>Teeth Cleaning Foam: Deeply penetrates into the crevices of the teeth, easily removes stains and restores the natural whiteness of the teeth.<br>Activated charcoal tooth powder: natural activated charcoal ingredients, strong adsorption, removes stubborn stains, whitening without residue.<br><br>Soft gums, long-lasting durability <br>Nano soft 10,000 bristle design: the diameter of the bristles is only 0.1mm, rounded treatment, rounded touch, deep into the crevices of the teeth without hurting the gums.<br>Polymer PBT material: softness increased by 225%, still keep elasticity in wet environment, longer service life.<br>Compatible with a variety of electric toothbrushes: compatible with Philips, <br>Leifen, usmile and other mainstream brands, easy to replace, time saving