WIWU WI-TB001 SONIC ELECTRIC TOOTHBRUSH offers deep and accurate cleaning of your teeth with its patented cushion technology. This toothbrush is comfortable and does not hurt your teeth, and it automatically decelerates to protect your teeth from injury. It has a super long endurance of up to 200 days after a single charge and is water-resistant with an anti-splash mode. Furthermore, it includes a 1-year warranty. About this item 1 year warranty Accurate and deep cleaning teeth Comfortable and does not hurt the teeth Patented cushion technology Automatic deceleration to protect the teeth Super long endurance Charging once for 200 days Anti-splash mode IPX 7 waterproo