ULTRA WHITENING & PLAQUE REMOVING ELECTRIC TOOTHBRUSH T2231 has been engineered to offer powerful teeth whitening and deep cleaning with even more vigorous plaque fighting thanks to our new rotary-oscillation technology. Packed with our most advanced technology to date, like true wireless charging, extra long lasting lithium-ion battery, 3 smart modes for a custom clean including modes for whiter teeth and healthier gums, and a new visible LED pressure sensor to protect enamel and gum health ensuring a brilliantly bright and healthy smile. CLINICALLY PROVEN: WHITER TEETH, HEALTHIER GUMS 10x better at removing plaque along the gum line than a manual toothbrush 3x more efficient at removing surface stains than other electric toothbrushes 2x better at improving overall gum health *compared to a manual toothbrush