A. Turn on the power with the regulator to see if it generates heat,

If it does not turn on, it is subject to return due to a broken heating wire.

Exchange is only possible within the 1 year warranty period.

The defective product must be returned for exchange.

(However, this applies only when the precautions in the user manual are followed.)

※ The degree of heat sensation may vary depending on the consumer's usage environment.