Feature:1. Quick Preheating: After turning on for 20 seconds, the temperaturesensitive silicone pad will gradually change from red to light transparent, reaching a suitable temperature..2. Natural Curl: This heated eyelash curler will help produce charminglycurled style, which will be naturally curly and long lasting3. Intelligent Control: This heated eyelash curler supports 40 constant temperature, and it will not hurt your eyelashes.4. Ergonomic Design: This heated eyelash curler adopts unique ergonomic design that can fit your hand in comfort, reducing hand fatigue.5. Portable Size: This heated eyelash curler is small in size and light in weight, you can show your unparalleled beauty anywhere you want.Specification:Item Type: Heated Eyelash CurlerMaterial: ABSBattery: Inbuilt Lithium Battery 200mAhInput: 5V 1AOutput Voltage: 3.7VOperating Current: 150-350mATemperature Range: 45-5520%Product Size: Approx. 38 x 130mm / 1.50 x 5.12in (Manual Measurement, Slight Error May Exist)Use: Eyelash Perm, Making Eyelashes Curl UpTarget People: Women.Package List:1 xHeated Eyelash Curler1 x USB CableNote:1. The product will not change color for 10 seconds after the switch is turned on, which means that the battery is insufficient and needs to be charged in time.2. If the temperaturesensitive silicone pad is damaged, please do not continue to use it to avoid high temperature burns;3. Please keep this product away from children, nonprofessionals should not disassemble this product by themselves.