This item is manufactured with for durable and long-lasting use. A professionally designed brush head better fits your eyelashes to create incredible natural curls. A better comes if you use this eyelash curler together with mascara. Features -Material:ABS -Size:13.60X2.40X2.10cm/5.34X0.94X0.83in -Output voltage: 3.7 V -Charging voltage: 5 v -Working temperature: low grade yellow light: 60°c-70°c - : 190 mA - 260mA -Charging ways: USB straight to charge -High-grade blue light 75 C - 85 degree centigrade -battery capacity: 450 mah -Made from healthy material, and rest assured to use. -Perfect temperature. Neither hurt the skin nor the eyelashes! -USB charging, and more . -Comfortable to hold which makes using it easy, non-slip and lightweight. -Give you the best natural curling effect and lasting for long hours. Package list: 1 x Electric Eyelash Curler 1 x 1