Sonic Technology - With powerful ultrasonic cleaning technology you'll get a clean so thorough it'll feel like you stepped out of the dentist's chair. Wavy W bristles are made with Dupont nylon, to conform to tooth topography for deep cleaning of gums and hard-to-reach areas
2 Minute Timer - Built-in 2-minute smart timer with interval pauses reminds you to change your brushing area every 30 seconds to encourage a healthy brushing habit. Automatically turns off after two minutes.
IPX7 Rated Waterproof Design - Waterproof up to IPX7. The entire toothbrush can be rinsed with water, safe and convenient. Waterproof to be used in the bath and shower.
Reminder Colour Of The Bristles - The brush heads will remind you to replace the brush head through blue indicator bristles. Smooth on the rubber and the blue indicator bristles fade in colour so you know when it's time to replace your brush head.