Do not use the product in the environment at too high or too low temperature, never expose the product under strong sunshine or too wet environment. The suitable temperature for the product and accessories is 0℃-40℃. When charging, please place the product in an environment that has a normal room temperature and good ventilation. It is recommended to charge the product in an environment with a temperature that ranges from 0℃~40℃. Please ensure to use only the charger offered by the manufacturer.