Always operate the product from a power source of the same voltage, frequency and rating as indicated on the product identification plate. . Close supervision is necessary when the product is used by or near children or invalids. Do not allow children to use it as a toy. . Do not operate any product with a damaged cord or plug, or after the product malfunctions, or is dropped or appears damaged in any way. Return the complete product to the place of purchase for inspection, repair or replacement