jko|ultrasonic toothbrush|electric toothbrushes for adults|sonic toothbrush|360° mouth cleansing|wireless charging & led light|ipx7 waterproof|u-shaped brush head protects gums|home&travel (white) jko <b>why choose our ultrasonic toothbrush:</b></br>our products have many features.it is an electric toothbrush for adult, but also an automatic toothbrush、a vibrating toothbrush、an aquasonic toothbrush and a whole mouth toothbrush.</br><b>how to use:</b></br><ol><li>apply foam toothpaste to the brush head, or apply ordinary toothpaste to both ends of the brush head.</li><li>ordinary toothpaste needs to moisten the brush head, place the brush head between the upper and lower teeth, and gently close the upper and lower teeth.</li><li>turn on the switch and shake it with your hand to clean the deep teeth. a comfortable and quick tooth cleaning process can be completed in 45 seconds.</li><li>after use, rinse the brush head and body with water, wipe it with a dry cloth and dry it for next use.</li></ol><b>product features:</b></br><ul><li>our products adopt ipx7 waterproof, which is convenient, durable and clean.</li><li>u-shaped brush head design, using food-grade silicone material, 360° contact with teeth and gums, each brushing can bring a comfortable and healthy experience to the oral cavity.</li><li>using our products can prevent gum recession, promote periodontal blood circulation, reduce the occurrence of periodontal problems and protect white teeth.</li></ul>