Ultrasonic Cleaning: 2019 new teeth whitening Kit has powerful high lumens cold light, add with a powerful sonic vibration mode, you can whiten your teeth while brushing your teeth. The automatic whitening toothbrush better than a single whitening product or electric toothbrush comfortable teeth brushing, promote the health of the gums. 3D Nano Cold Light Whitening Technology: U-shaped automatic toothbrush head design is more suitable for mouth shape, cold light can evenly illuminated on the teeth. Whitening system makes the process fast ???? , eliminating the stains caused by coffee ?, wine ????, and other foods you can't live without. Needn't spend expensive prices to go to the hospital to wash teeth, and get the same effect without damaging your teeth. High Speed Vibration?With the rapid vibration of the brush head, the physical cold light can reach the depths of the tooth, and the cleaning effect is very significant.The silicone toothbrush head uses a thin strip of silica gel to wrap the exposed teeth in all directions, so that the teeth can be cleaned without dead corners. Safe: Using nano cold light whitening technology alone and food-grade silicone soft material.No contain any substances that can cause adverse effects on the human body, such as Carbamide Peroxide. Keep using it for 10 minutes every day, 4-6 months will bring unexpected whitening effect. AI Automatic Memory Function: The intelligent memory user's customary mode, waterproof teeth whitening kit will start from the last modes you used automatically.Convenient for the next use.