[IPX7 WATERPROOF]: Enjoy a rinse-free and shower-ready experience. The power handle and charging base are both IPX7 waterproof and made with A1 level fire-retardant material with resistance to corrosion and high temperature, giving you peace of mind while charging. [ONE CHARGE FOR 45 DAYS]: One full charge in 6.5 hours serves for 45 days of normal use (on sensitive mode/ twice a day). The wireless charger is super convenient to keep your toothbrush powerful while saving space. Perfect travel companion. [5 MODES FOR ALL NEEDS]: Choose Mode Clean for your daily dental care, Massage for strengthening the periodontal health, White for brighter teeth, Gumcare to nurture the gum, or Sensitive for sensitive bleeding gums. [2 MIN TIMER & QUADRANT REMINDER]: The built-in timer helps you brush for the dentist-approved 2-minutes, while the smart reminder pauses every 30 seconds to remind you to move to the next quadrant of your mouth. [6 BRUSH HEADS FOR 18 MONTHS]: Saves your time and money from frequent repurchases of brush head refills. The high-quality bristles are medium soft to effectively clean your teeth and protect the enamel with its rounded end during high speeding brushing. [10X CLEAN THAN MANUAL BRUSHING]: This electric toothbrush adopts the latest dual-bearing maglev motor (superior to single-bearing & hollow-cup motors), contributing TRUE powerful 38,000 micro brushes per minute to effectively remove 100% dental plaque and stubborn stains, whiten your teeth and help you obtain fresh breath in weeks. [FDA REGISTERED & 15+ YEARS EXPERIENCE]: All BAFOVY electric toothbrushes are manufactured by an FDA-registered company with 15+ years of history in making sonic toothbrushes, and we only use the food-grade material for our toothbrushes to ensure the ultimate quality and safety for our customers.