Oral-B iO Series 3 Electric Toothbrush with (1) Brush Heads Rechargeable, WhiteThe iO is Oral B's best technology: Clinically Proven 400% More Plaque Removal Along Gumline versus a regular manual toothbrush. A Round head and gentle micro vibrations, the Magnetic interaction delivers smooth, harmonious motion through a Synchronized cleaning action (micro vibrations synced with oscillations). A Built in 2 Minute Timer ensures an even easier experience, helping you get an optimal clean on all your teeth. The Oral B's quadrant timer