Electric Toothbrush Sonic Toothbrush Waterproof IPX7 Electric Toothbrush with 3 Brush Headssize：18cm/7.1inDescriptionThe electric toothbrush vibrates and cleans, effectively removing tartar. Gentle vibration better than traditional manual toothbrushesThe fuselage adopts food grade ABS+PC. The bristles of the brush head are bristles to protect the softer enamel. A built-in 2-minute smart timer encourages dentists to recommend a 2-minute brushing time. Develop a good habit of brushing your teeth. The ergonomic design is designed for the hand and provides a good grip. Adopt IPX7 waterproof design. After brushing, you can wash your toothbrush with water.Requires AA batteries, not rechargeableContain1 toothbrush + 3 brush heads