Dentists request that you brush at least twice a day and after meals. Now their wishes can become a reality with the PURSONIC S52 Portable Powered Sonic Electric Toothbrush. Fast-cleaning with sonic pulse technique: up to 22,000 sonic pulses per minute generates powerful cleaning action, removes plaque along the gum line and deep between teeth. High quality DuPont bristles promotes naturally whiter teeth by gently polishing off surface stains. Compact and stylish design: pocket size, stylish toothbrush for use wherever you go easily. Waterproof: washable, easy to clean. Battery operated, extra long use time: incredible “up to 120 days continuous operation” with 1 AAA alkaline battery, included!