Specification  Item Name: Electric eyelash curler  Output voltage: 3.7V  Charging voltage: 5V  Operating temperature:  low-grade yellow light 60°C-70°C   Four gears constant temperature 65°C-85°C  Working current: 190mAh-260mAh  Battery capacity: 450mAh  Charging method: USB  Color: black/white    Feature  1.This Heated eyelash curler comb is made of silicone, it is safer compared with iron wire heated comb. It conforms to the tooth comb design of eyelash radian, which can make each eyelash curl.   2.& 12304; Waterproof Silicone Brush Head & 12305;When the eyelash heater is dirty after use, you can easily handle the excess mascara with water.& 65288; Pls make sure you have turned it off already).The silicone brush head will change color with the temperature. It is black when not heated and white when heated.  3.& 12304; Rechargeable Safety & Portable & 12305; USB charging saves battery cost, pocket size and light weight. Whether you work or live, you can take it with you. High security, when you don't use or forget to shut it off, it will automatically shut down in 5 minutes.  4.& 12304;4 Temperatures Settings& 12305; The eyelash curler designed with 4 temperature level (55 ° / 65 ° / 75 ° / 85 °). You can check the LED display or touch the brush head to select the appropriate temperature. Because it is made of silica gel, you don't have to worry about scalding your eyelids and eyelashes.  5.& 12304; 24h Long-Lasting Effect & 12305; Compared with the traditional eyelash curler, the heating eyelash curler can create a more natural eyelash curl, and can be used together with mascara to maintain the curling effect of the day.