Ryanboo Hair Iron Curling Iron Curling Iron 25mm Curling Iron 5-Step Temperature Adjustment Professional Specification MAX220℃ Overseas Compatible (25mm, White) I used it 2-3 times on hair without oil, but I'm selling it because I don't use it anymore. It's in overall good condition. Operation has been confirmed. There is no instruction manual or included box. Please refrain from purchasing if you are concerned as it has been handled by someone else. Professional specification with a maximum temperature of 220℃, and the temperature can be adjusted in 5 steps from 140℃ to 220℃ in increments of 20℃. ❶ Uses a 360-degree rotating cord that is less likely to tangle or get caught during use. ❷ Equipped with an automatic power-off function, it automatically turns off in about 60 minutes even if you forget to turn it off. Available for immediate purchase.