The Revele Heated Eyelash Curler will give you the perfect long lasting curl on your lashes for a more voluminous look.To use, turn on and wait 30 seconds for the eyelash curler to heat up. Place eyelashes in between the silicone pad and gently press for extra curl and lift in seconds, with no pinch, no pull and no breakage. (required 2 AAA batteries, not included)