Descriptions: Has temperature control options and a fast warm-up time of 10 seconds.It is fully electric, reusable, and USB rechargeable.Give your lashes a dramatic look or a naturally fuller look.Specifications: Product name: Electric eyelash curlerOutput voltage: 3.7VCharging voltage: 5VWeight: about 30 gramsWay of Application:Step 1: Click the button to open the curler, 15s preheat, green light for low temperature, blue light for high temperature. Please note: if in cold weather, you need to wait more time to pre-orderStep 2: Simply squeeze and hold, slowly lift your eyelash curler up to about 90 degrees from your face, hold for 5 seconds and release. Repeat if necessary. (We recommend curling your eyelashes at the root.)Step 3: Apply mascara for a final look to make your lashes curl and thicken to match your look. Use a mascara comb to remove excess mascara.Product List: Electric eyelash curler*1