Oral-B Vitality Gum Care 2D Action Electric Toothbrush has ultrathin bristles for superior clean and gum protection. Removes up to 100% more plaque for healthier gums versus a regular manual toothbrush Reduces gum inflammation by 100% compared to a manual toothbrush. With Oscillating-Rotating cleaning technology and a round toothbrush head that perfectly cups each tooth to remove 100% more plaque, clean in hard-to-reach places and deep under the gum line. The round petal shape is designed with dentists. It has soft, ultrathin bristles that are gentle on gums, combined with regular bristles that are tough on plaque. 2-Minute timer 1x rechargeable electric toothbrush handle, 1x portable charging station, 2x GumCare toothbrush heads DIRECTIONS Wet the brush head and apply toothpaste. Place the toothbrush in the mouth and turn on. Guide the brush head slowly from tooth to tooth. Hold the toothbrush head in place for a few seconds before moving on to the next tooth. Brush the gums as well as the teeth, first the outsides, then the insides, finally the chewing surfaces. Replace brush (head) every 3 months or sooner if brush head becomes loose due to damage. Replace brush head when bristles are worn, or when color indicator bristles have faded to halfway. Dentists recommend that you change your toothbrush every 3 months. CAUTION Do not use on children under age 3.