【High Quality Safe and Harmless】: double sided anti scald, temperature sensitive color changing silicone material is safe and does not hurt the skin, through the silicone to protect the eyelashes from injury. The temperature sensitive color changing silicone can give you temperature tips. 【Fast, Effective and Long Lasting】: The eyelash curler heats up quickly in 10 seconds, and the curved curler quickly creates a perfect, natural curvature for your eyes. Lasts up to 24 hours. 【Adjustable High and Low Temperatures】: Our heated eyelash curler has 2 temperature settings, low 50 60 degrees (for fine and soft lashes); high 60 70 degrees (for thick and hard lashes). It can gently curl your eyelashes and create an attractive curling effect for different types of eyelashes without curling or squeezing them. 【How to Use】: Press at the root of the lashes and leave it on for about 5 10 seconds. Press to the center of the lashes and press again for about 5 10 seconds. Then press the end of the lashes and hold for about 5 10 seconds. Repeat 5 8 times. 【Using steps】: Long press the power button for 1.5 seconds to turn on the machine, the machine will turn on the first gear, the red indicator light will be on, and the temperature sensitive color changing silica gel will start to change from red to white gradually. Short press the power button to turn on the second gear, blue indicator light, into high grade mode, long press again for 1.5 seconds to turn off.