Quick Heating and Stable Temperature: -Press and hold for about 2 seconds to turn on and preheating.This lash heated curler features multiple temperature control options and a fast pre-heat time of 30 seconds, which means that you can get your lashes ready in a matter of seconds! Dont worry, the heated curler has stable temperature and doesnt burn, pinch or create any discomfort! You can also press and hold for about 2 seconds to turn off when not in use Customizable Heating Modes: -The Heated Eyelash Curler features 3 temperature control options, low temp - 50 /122F (blue light) - suitable for fine, soft eyelashes,Medium temp - 65 /149F (green light) - suitable for normal eyelashes,and high temp - 80 /176F( red light) - suitable for hard, thick eyelashes.There are some differences in the use of personal eyelashes according to their softness, please choose a suitable temperature for your eyelashes before using. Practical and portable: -Our heat lash curler is completely electric, reusable and USB rechargeable. It is made of metal, which makes them stronger and more durable than plastic.And also very compact and easy to carry around. It will fit easily in your beauty kit, cosmetic box or travel case so you can enjoy a flawless, modern makeup anywhere you are! Ideal Gift Choice: -Whether for your girlfriend, wife, family, friends, or make-up beginners, this electric heated lash curler makes a perfect and surprising gift for special occasions such as Mother's Day, Valentine's Day, Thanksgiving, Christmas, birthday, or other anniversaries.