10 seconds preheating for long-lasting curling.The heating wire is made of nickel-chromium alloy, which has faster heating speed and wider heating area.Multiple temperature protection without damage to the skin and eyelashes.Curved brush head design is more suitable for eyelashes, and curling effect is better.Double-level temperature design to meet different customer needs.Universal USB charging is more environmentally friendly.Small size is easy to carry around.Name: Eyelash CurlerPower Source: electricItem Type: Eyelash CurlerModel Number: Electric Eyelash CurlerPower supply: USB chargingCharging voltage: DC 5VWorking voltage: DC 3.7VRated power: 2.9WBattery capacity 500mAhCharging time: 1-2hWorking current: 10-500mAsize:137*22*21mmMaterial:plasticcolour:PinkPackage Contents:3 * Eyelasher3 * USB cableOnly the above package content, other products are not included.Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.