-With MCH ceramic heating technology, it can reach the ideal temperature in 30 seconds. It also has an automatic constant temperature function to prevent your hair from being damaged by overheating. -It has three temperature settings: 160°C for fine and soft hair, 180°C for normal hair, and 200°C for coarse and hard hair. The LCD display clearly shows the current temperature. -With advanced ionic technology, it releases negative ions to fight frizz and static, leaving hair smooth and shiny. -Built-in 2000mAh rechargeable battery, can be used for 45 minutes when fully charged. -Small size and light weight, can be easily put into a bag and carried for use anytime and anywhere.