30 seconds quick heat technology: with advanced heating system, it quickly reaches the preset temperature within 30 seconds, saving styling time, suitable for busy office workers or students. Constant Temperature Hair Care: Built-in intelligent temperature control system keeps the temperature stable, avoiding local overheating and damaging the hair, making the styling more durable. Multi-speed temperature control, suitable for a variety of hair types 3-5 Temperature Adjustment: Support 120-230 multi-speed adjustment, fine and soft hair can choose low temperature, coarse and hard hair can be adjusted to high temperature, to meet individual needs. Precise temperature control: monitor the temperature several times per second to prevent temperature fluctuations and protect hair health. Negative ion hair care, reduce frizz Negative ion release: Built-in negative ion generator, releasing millions of negative ions to neutralise static electricity, reduce frizz and make hair smoother and shinier. CERAMIC GLAZE COATING: With ceramic glaze or tourmaline coating, it conducts heat evenly, reduces pulling and protects hair. Usage Scenario Daily Styling: Quickly straighten hair to create a smooth and straight effect, suitable for work, dating and other occasions. Hair restoration: Negative ion technology reduces the damage of high temperature to hair, long-term use can improve hair quality and make hair healthier. Travelling and Portable: Compact and lightweight design, suitable for putting into luggage or backpack, create perfect hair style anytime and anywhere.