Fairywill Electric Toothbrush FW-959(Black) with over 35,000 strokes per minute. Remove up to 100% more plaque within 7 days. Achieve noticeable healthier gums and whiter teeth in just 14 days, compared with a regular manual toothbrush. 180 DAYS NO HASSLE RETURN. Clean/Soft/Message 3 Modes optional and real time adjustable. Clean for everyday use. Soft for sensitive teeth and gums and suitable for kids and children. Message for gums care. 2 Replaceable toothbrush head and 2* AAA alkaline batteries support minimum 90 days' use. 2 minutes smart timer with interval pause reminding each 30 seconds to encourage dentist-recommended brushing habit. The timer feature is nice and the three settings are good for people with sensitive gums. Attention: Not intended for children under 3. Children under 8 and people who are unable to operate should be supervised by a parent or adult. Do not place the toothbrush in high temperature condition or expose it to the sun. People who have severe periodontal disease or oral surgery should consult a doctor before use. Dentists suggest 2 minutes toothbrush time and replace toothbrush head at least every 3 months. * compared with a regular manual toothbrush.