The T-32 Ultrasonic rechargeable toothbrush has 5 brushing modes: clean, white, polish, massage, and sensitive. This personal electric toothbrush was developed by dentists who know truly what it takes to achieve a healthy mouth.Your unique smile has never been so easy to care for, with 'per minute' brushing strokes ranging from 31,000 to 48,000. The auto timer alerts you every 30 seconds to change quadrants and automatically stops after 2 minutes. The Li-ion battery provides up to 6 weeks of brushing on one charge. With the T-32 Ultrasonic caring for your teeth and gums has never been so easy; it's like having your dentist at home.