Good to know- The 3D cleaning technology gets rid of nasty plaque and keeps your pearly whites healthy and clean- With gum pressure control, the toothbrush stops pulsing if you brush too hard, helping to protect your gums- Give each tooth a deep clean with the round brush head - it's inspired by dentists- It's got a long last battery so you can take it with you on your travels and leave the charger at home- The brush head fades from green to yellow to let you know when it's time to replace it