Since the use of alone children might lead to serious accidents, etc. or with a throat accidentally, accompanied prefer always on enough attention parents, and raised polished guardian is Please. Children often bite the toothbrush, is missing every stop hair bundle, you can serve the throat, you may get hurt in the mouth. Make sure every time you use, if that protruded significantly hair, please replace new ones and you. Please use Make sure that the brush portion is securely connected. Large movement of unnecessary force or brush, you can damage the gums, is allowed to drain the tooth, will cause the cause hypersensitivity. When the wash, Do not apply water directly to the cap portion. There is a risk of short circuit or leakage. (Everyday life waterproof) Do not use if you at the time of bathing. Built-in battery is a service battery for the monitor. Please note that might be less of life. Please to save Unplug the battery when it is not to be used for more than one month. Intended use, do not use if you other than toothpaste. Fun toothpaste Started! Children"s electric toothbrush. Compact head that reaches deep into the small mouth. Per minute 7.000 times of ultra-fine seared at the same time teeth Guki massage and plaque removal by the vibration makes it easy to. With fun to put "eccentric seal". Foundation Japan School Health Association recommended products. AA batteries single use. Everyday life waterproof. Brush batteries I can exchange. The hardness of the brush "softer". 3-year-old age ~.