Estimated Delivery : 8 ~ 10 business days, Free shipping Description: This electric toothbrush with high frequency vibration is stronger to clean your teeth, and it is small and exquisite, which is easy to carry. Features: 1. Body IPX7 waterproof: the whole machine adopts low-voltage design, which can be cleaned under water flow, convenient for cleaning and maintenance. 2. Easy to carry: it is small and exquisite, and does not occupy the space. 3. Five functions: there are five functions - cleaning, polishing, bright white, gum care, sensitive. 4. Acoustic vibration: with high frequency vibration, it is stronger to clean your teeth. 5. Brushhead: the brushhead sets a variety of wool, which is more clean and comfortable. Specifications: Size: 2.5*21cm Brush head: 2.5*1.2cm Battery capacity: 800mah Endurance time: 15 days Working mode: cleaning / polishing / bright white / gum care / sensitive Vibration frequency: 32000 times Charging time: 8 hours Waterproof level: IPX7 Control mode: push button Power supply mode: USB Package Included: 1* Electric toothbrush (built in battery 800mah), 4* Brush heads, 1* Charging line