Please Notes: Due to the different batches of the factory, the logo of the product is sometimes different from the product display drawing. This is not a product quality problem, but a difference in the proceing machine 1. Due to the differences between different monitors, the picture may not reflect the actual color of the project. We guarantee that the style is the same as shown in the picture. 2. Due to different manual measurement methods, please allow a slight difference in size.There is bubble bag protection, no packaging box 3. The rechargeable model,only a wire without a charging unit is included 4. Please confirm the specifications of the order options before placing the order. The pictures without cups of the option specifications do not have cups. 5. Since the brush head will be upgraded from time to time, the SKU diagram shows the shape of the large brush head, and the actual shape of the small brush head will be slightly different from the SKU diagram. Both large and small brush heads are customized according to the most suitable age for children, and the shape of the brush head is accepted by default when the order is placed Product Features: - IPX7 waterproof whole body washable, prevents water droplets from immersing inside the fuselage. - Multiple modes, one-key start.Removes up to 7x more plaque vs. a manual toothbrush - Charging 1 time, brushing teeth for 15 day - 2 min smart timing, divide the mouth into 4 areas, each area for 30 seconds.2 minutes end brushing reminder to develop a brushing habit recommended by a dentist (one suggested the best brushing period) - 36,000 vibrations per minute, plaque and calculus have nowhere to hide