Ultrasonic Technology : The toothbrush uses ultrasonic technology to clean teeth thoroughly , removing plaque and promoting healthy teeth and gums . • Automatic Smart Sonic : The toothbrush has an automatic smart sonic feature that adjusts the brushing speed and pressure according to the user's teeth and gums , providing a customized brushing experience . Waterproof : The toothbrush is fully waterproof , making it easy to use in the shower or bath without damaging the device . ⚫ Soft Wool Bristles : The toothbrush has soft wool bristles that are gentle on teeth and gums , making it ideal for people with sensitive teeth or gums . Features : Toothbrush flusher charging new upgrade & more powerful white / protection , 42000 times / vibration frequency 0.15mm round brush wire 60 days lasting life 30s 6 whitening modes IPX - 7 waterproof 30 seconds change zone reminder 55dB noise reduction 2 minutes intelligent timing authority professional certification vibration frequency Up to 42,000 times per minute 6 gears Care for every oral condition DuPont Antibacterial brush wire Efficient cleaning / protection of gums Lasting battery life About 60 days on a single charge IPX7 waterproof Whole body waterproof / no fear of wet immersion Specifications : Material : ABS metallic paint
