? Clean ?? ???? Plaque?For a clean that wow ?removing up to ???% more teeth stain than a regular manual toothbrush. TEETHEORY rotating electric toothbrush goes above and beyond by effectively cleans more teeth stain compared to a regular toothbrush. This exceptional performance is attributed to its robust motor, innovative windmill design, and precision-crafted arc-cut bristles. ?Professional ???? Clean ??????????? Toothbrush Heads?The Dual Clean replacement toothbrush head has ? ???? ????? ????? for a comprehensive clean. One bristle with special soft glue section cleans exogenous coloration effectively to whiten teeth, while the other head with 60% greater density durable bristles provides deep cleaning and ???% teeth stain removing. Dual Action provides superior cleaning. ?? ??????????? ????? ????? Last for ?????? ?TEETHEORY rotating electric toothbrush comes with ? ?????? ????? ?????, which you can use for 2 years. You can share a toothbrush, and different color collars can be used to distinguish the toothbrush heads of different family members. You will know it's time to change the brush head. ?? ????? for ??????? ???? Care Needs?4 high-performance modes are designed to meet all your oral care needs and help maintain a healthy mouth. ?????????, ????????, ?????????, ???????. ????????? mode ???% teeth stain removing and tartar dislodging on teeth. ????? ???? goes deep into the inter dental, cleans the dirt hidden in the periodontal. While ??????? ssage mode offers a gentle massage of gums. ???-??? Battery Life?TEETHEORY electric toothbrush features a 4-hour quick charge battery that lasts up to ?? ????, far outperforming other toothbrushes on the market. you can always use this toothbrush while traveling or on a business trip. Product Description 1 TEETHEORY 2 600% Deep Clean 3 8 Brush Head 4 4 Modes 5 Package 2 Types Brush Heads Standard Cleaning Brush Heads: 60% greater density durable bristles and top rounding to protect sensitive gums Floss-like Whitening Brush Heads: Glue Cleaning :100% stain removal with special soft glue and Teeth Whitening? Effectively removes exogenous coloration 8 Brush Heads TEETHEORY electric toothbrush comes with 8 brush heads for nearly 2 years to use. W-type Rechargeable electric toothbrush heads gently and effectively remove surface stains. The densely arranged central descaling bristles will give you teeth bright effect in just 2 weeks. 30s Smart Timer Design A built-in smart chip coaches you to a bright smile by offering an interval pause every 30 ???????. An auto-timer powers this Sonicare electric toothbrush down automatically, letting you know you've brushed for the full 2 minutes. 25 Days Battery Life Great for carrying and traveling. The electric toothbrush is convenient to use at home or travel, bring it on any trip with the easy to use USB cable, and 4 Hr Charge Last 25 Days. Easy Brush Head Replacement Replace the brush head every 3 months for oral health. Twist and remove the old brush head, then insert the new one. Pofessional Design Unleash your smile's potential with our professional design.Ignite innovation with our formidable design team! IPX7 Waterproof With IPX7 rated waterproof design, so the entire toothbrush can be safely rinsed with water and user can safely use toothbrush in the bath or shower. 30s Smart Timer Design An auto-timer powers this Sonicare electric toothbrush down automatically, letting you know you've brushed for the full dentist recommended 2 minutes. How often should you replace an electric toothbrush head? Dentists recommend changing the brush head every 3 months. TEETHEORY electric toothbrush comes with 8 replacement brush heads for 2 year of use. How long does the battery last? Our 4-hour fast charge battery lasts up to 25 days. What's in the Box? 1 x Electric Toothbrus, 4 x Precise Cleaning Heads, 4 xWhitening and Deeper Cleaning Heads ,1 x USB Cable,1 x Toothbrush Head Protective Cap and 1 x Instruction Manual. How many brush heads in total? ? ??????????? ????? ????? Last for ?????? The Dual Clean replacement toothbrush head has 2 type brush heads for a comprehensive clean. And bristle with special soft glue section cleans exogenous coloration effectively. Can I use my electric toothbrush in the shower? Of course. It is IPX8 waterproof. Just remember to close the bottom cover tightly.