1、[360° Oral Cleaning] Kids tooth brush is U shaped, covering the entire tooth, so that all the teeth can be brushed at the same time, so there is no tooth loss or exposure time is not long enough. 2、[All Round Toothbrush] Smart brushing motion takes only 60 seconds after the switch is activated, which is quick and convenient. This toothbrush is also gentle on gums and enamel. 3、[Auto Memory] Automatic memory function, smart memory user's usage habits, efficient and convenient, suitable for your children. 4、[5 Tooth Brushing Modes] The electric toothbrush has automatic tooth brushing and 5 different modes, making it easy for children to brush their teeth. All the different modes are timed to ensure the safety of children. 5、[Waterproof Design] The toothbrush is waterproof and easy to use in the shower without worrying about water damage. Its waterproof rating is IPX7, it is easy to clean and use brushes safely. Item Type: Kids Tooth Brush Material: Silicone Weight: Approx. 168g / 5.9oz Swing Frequency: 15000/Min Maximum Rated Voltage: 3.7V Rated Power: <1.5W Working Current: <1.6A Charging Time: <90 Minutes Battery Type: Inbuilt Lithium Battery (Ship with Inbuilt Battery) Battery Model: 18650 Battery Capacity: 500mAh 1 x Host (Ship with Inbuilt Battery) 1 x U Shaped Toothbrush Head 1 x Data Cable