Advanced Sonic Technology - HIEIE sonic electric toothbrush adopts powerful 3D sound wave cleaning technology, vibration frequency up to 38,000 40000 micro-brush/min,Effectively remove stubborn dirt and stains, Use one week can significantly reduce the dental plaque, Let you have healthy bright white teeth.
USB 4 Hours Charging for 45 Days Long Using - 4 hours full charge last 45 days of normal usage (2 times per day), with low battery reminding and automatically cuts off power after full charge. This travel electric toothbrush design with global voltage and portable USB cable, convenient to use at home or traveling.
Intelligent Brushing Time Reminder - Interval pause every 30 seconds to remind you to change the brushing area for an effective clean. 2 minutes auto shut off.
3 Optional Brushing Modes - White(strong), Clean(gentle), Sensitive(soft), according to the needs of your teeth and gums, 3 choices of brushing mode fit for adults or kids. IPX7 waterproof that whole body washable, enjoy brushing your teeth everyday.
Package - 1 HIEIE Sonic Electric Toothbrush body, 2 Replaceable Electric Toothbrush Heads (made of high-quality DuPont nylon), 1 USB Cable, 1 Instruction Manual. Brush dentists recommends replacing the toothbrush head every 3 months for optimal results. If you need to buy toothbrush heads, please search ASIN: B07Y879J2G for purchase.