Oral-B iO3 Electric Toothbrush with Magnetic Technology and Micro-Vibrations, Smart Pressure Sensor, 3 Modes, 1 Head, Pink INTELLIGENT PRESSURE SENSORThe intelligent pressure sensor signals red, white or green to warn you if you are brushing too hard, too slow or with the right pressure. MICRO-VIBRATIONSThe Oral-B iO3 electric toothbrush has the best Oral-B technology for a professional cleaning sensation, efficiency and a gentle brushing experience. SMART FUNCTIONS TO MAXIMIZE YOUR BRUSHINGThe Oral-B iO3 electric toothbrush has 3 brushing modes to customize your brushing: Daily Clean, Sensitive and Whitening.The intelligent pressure sensor helps you not to brush too hard or too gently, to better protect your gums. The Gum Guard function warns you if you brush too long and too hard. SENSATIONALCombines Oral-B's unique round brush head with gentle micro-vibrations for a fresh, clean mouth feel and 100% healthier gums in one week, compared to a regular manual toothbrush. CHANGE YOUR BRUSH HEAD REGULARLYChange your Oral-B iO brush head every 3 months for best results.