The electric toothbrush with sonic technology can perform powerful and low-noise cleaning by high-frequency fretting. ^ Compared with ordinary manual toothbrush, sonic toothbrush can generate sonic vibration up to 34,000 strokes/min. ^ This rechargeable toothbrush fits all your dental necessities. Through our five optional modes, you can whiten, cleanse, polish and massage your teeth and gums. ^ Waterproof structure is better than ordinary traditional toothbrush, so you can clean the electric toothbrush after brushing your teeth. Can also be used when showering. ^ This electric toothbrush can be used anytime, anywhere with an easy-to-use adapter and USB cable. It has a low battery reminder function and is easy to carry when traveling