8800 Oscillations per minutegenerates powerful cleaning action. 2 Minutes auto-timer ensures dentist recommended brushing time. 30 Seconds interval time reminder helps you brush each area of the mouth. 3 Brush modes offering varying oral care - Clean Soft Massage. Wireless Charging with Low battery reminder. Waterproof. 16 Hour charging time. 80 Minute battery life. Rechargeable Li-ion battery. Input Voltage: AC 100V-24050/60Hz. Includes: 6 Replacement brush head. Electric Toothbrush handle. Charging base. Travel Case.