■ Simple power on/temperature adjustment with an external one-button operation. ■ Long plates with silky moist processing that is gentle on the hair. It suppresses the evaporation of moisture and protects the hair from heat damage and dryness. ■ Fine temperature adjustment is possible in 4 stages (approx. 140/160/180/200℃). ■ This straight iron is equipped with a high-concentration negative ion generator, and the titanium plates and ion ejection ports comprehensively emit 20 million high-density negative ions, suppressing dryness, preventing the evaporation of moisture from the hair and the generation of static electricity, and protecting the cuticles on the outside of the hair. Therefore, the moisture inside the hair is not lost, and the hair shines with moisture and luster.