Modern Technology for a Healthier Smile - Each WT7700 Wagner toothbrush bring your oral health routine into modern times with its built-in enhanced features. Super-fast USB charging, 6 distinct brushing modes and a smart vibrating notification timer are some of the enhanced features built in to the sleek and ergonomic IPX7 waterproof toothbrush. 8 Charcoal infused super soft high quality brush heads. Professional dental recommendations of 2 minutes brushing time with 30 seconds interval reminders are included to ensure proper gum health. We recommend changing the brush head every 3 months. Healthier Gums – WT7700 toothbrush equipped with a powerful and industry leading motor producing 48,000 vibrations per minute, this sonic electric toothbrush for adults can effectively remove up to 10 X more plaque than a manual toothbrush and 3Xmore than an ordinary electric toothbrush. This advanced whitening toothbrush has 6 brushing modes Sensitive, Clean, Deep, Clean, Massage, Whiten, Polish. For best result of dental hygiene, we recommend to use Wagner toothbrush UV sanitizer. Long battery life: Our electric toothbrush has an incredible battery life. You can carry the non-slip electric toothbrush anywhere or leave it at home. Our advanced Lithium-Ion battery is known for its long lifespan and will hold a charge for up to 60 days. We also offer a 1-year replacement warranty.