1.Do not use it in a humid environment(like bathroom). Do not contact with water to avoid damage.2.If it contacts with water or other liquids, please turn off immediately and try to turn on it after getting completely dry.3.Do not knock or drop it to avoid damage.4.Do not put it in a place where it is at high temperature or high humidity. Do not expose it to the sun. Do not disassemble, modify or repair it by yourself.5.Please charge it under specified voltage.6.Please remove the charging cable after being fully charged.7.Do not put in fire to avoid explosion.8.Do not touch or use this product with wet hands.9.Please keep out of reach of children.10.Please use it at room temperature(0~40℃).11.Do not put it on mat, quilt and other flammable objects when charging.12.Please change the charger or cable when it is unable to charge.13.If leakage occurs, please stop using. If you contact with leakage, please rinse it and seek for medical help.14.If it is abnormally hot or deformed when charging, please stop charging.