【Powerful Cleaning】：The electric toothbrush adopts advanced technology, which can perform powerful and low-noise cleaning by high-frequency fretting. Compared with ordinary toothbrushes can performing deep cleaning. 4Replacement Brush Heads】：The adult electric toothbrush comes with 4 toothbrush heads. The bristles of the toothbrush head are made of DuPont nylon, which is soft, wear-resistant. The W-wave brush head fits each tooth perfectly, cleans more thoroughly. 【USB Rechargeable 】：The sonic electric tooth adopts USB charging design and has a long battery life of 500mAh. 【Smart Timed Reminder】：The electric toothbrush has a built-in 2-minute brushing timer, which will pause every 30 seconds. Not only can it help you reach the time recommended by your dentist, but it can also remind you to change your brushing area for effective cleaning. 6 Brushing Modes】：The toothbrush has 6 modes for novice, gentle, clean, whitening, polishing and massage. It is suitable for different mouths and gums, and you can choose a stronger or softer mode according to the condition of the gums. Specifications Colour Name black