Portable Yunchi Sonic Adult's Electric Toothbrush 5 Modes 2 Mins Smart Timer USB Rechargeble 4 Hours Fast Charge Last Up 45 Days <br>(Professional Electric Toothbrush for Adults): Sonic Toothbrush with 40,000 micro-brushes per minute high frequency power through vibration and the bristles are made with dupont nylon to suit teeth topography for thorough cleaning of gums and hard to reach areas, help you reduce the accumulation of plaque, tea and coffee stains, etc.<br>(5 High-Performance Brushing Modes to Suit Different Conditions of Teeth and Gums)Sonic toothbrush with 5 optional modes - White / Clean / Sensitive / Polish / Massage to fit different gum sensitivities and meet different uses. Take full care of your mouth and sensitive teeth.<br>(USB 4 Hours Charging &amp; 30 Days Battery Life )Rechargeable electric toothbrush compatible with universal USB port, which can be used for 30 days after 4 hours of charging(2mins/2 times per day). The long battery life is supported by USB charging. This electric toothbrush is convenient to use at home or travel.<br>(Electric toothbrush with Smart Timer)Sonic toothbrush built in 2 minutes tooth brushing timer encourages you to develop a good brushing habit as dentists recommended, and with interval pause every 30 seconds, always let you know when to replace brushing area for an effective clean. Automatic shutdown 2 minutes later.<br>(Perfect Gift Chioce for Men and Women)Perfect present for busy men and women, also suit for the elders or the youngsters.<br>