Colgate A1500 Smart Sensor 3 Automatic Adjust Electric Toothbrush The Colgate® Pro Clinical® A1500 Electric Toothbrush Automatically Adjusts for a Superior Clean of Different Tooth Surfaces. Unique Smart Sensors Automatically Adjust to 3 Surfaces: Gingival Margin Buccal & Lingual Occlusal Each Surface Receives its Own Accurate Clean MID-speed, massaging strokes for the gingival margin SLOWER, side-to-side strokes for buccal & lingual surfaces FAST, up-down strokes for occlusal surfaces Sonic Speed Cleaning Action—up to 32, 500 strokes per minute Significantly better interproximal & gingival margin plaque reduction when compared to a manual, flat-trim toothbrush Better gingival margin plaque reduction when compared to a leading oscillating electric toothbrush Greater interproximal access than a manual, flat-trim toothbrush PRODUCT CHARACTERISTICS PRODUCT BENEFITS Unique Smart Sensors Automatically adjusts brushing speed & motion depending on the position it is held in the mouth Sonic Speed Cleaning Action Provides up to 32, 500 strokes per minute for superior plaque removal Triple Clean Brush Head Tapered outer bristles clean deep along the gingival margin Inner bristles remove plaque from tooth surfaces Spiral bristles help remove surface stains Sensitive Brush Head Ultra-soft tapered bristles remove plaque gently along the gingival margin Extra-fine inner bristles effectively & gently clean tooth surfaces 2-Minute Timer Automatically powers down after the recommended 2-minute brushing time 30-Second Pacer Alerts the user with a momentary pause to brush a new quadrant of the mouth Rechargeable Battery For optimum battery life, charge 16 hours before regular use Angled Neck Provides easy access to hard-to-reach areas 3 Cleaning Modes Auto SLOWER, side-to-side strokes for buccal & lingual surfaces MID-speed, massaging strokes for the gingival margin FAST, up-down strokes for occlusal surfaces Optimum Mid-speed, massaging up-down & side-to-side strokes clean teeth & gums along the gingival margin, where plaque builds up most Deep Clean Faster, up-down strokes clean deep behind & between teeth & occlusal surfaces