Spec: Item Type: Heated Eyelash Curler Material: ABS,silicone,electronic component Size: Approx. 142 x 33 x 25mm / 5.6 x 1.3 x 1in Battery: Li ion battery 250mAh (built in) Charging Method: USB charging Charging Voltage: 4.5-5V Rated Voltage: 3.7V Rated Power: 3W Operating Temperature: 65?±20%, 75?±20%, 85?±20% Output Voltage: 1.5V Package List: 1 x Electric Heated Eyelash Curler1 x USB Charging Cable 1 x Manual How To Use: Long press the power button to switch on/off; Short press the power button to adjust the gear, three temperature adjustable, the first temperature 65 ? ± 20%, the second temperature 75 ? ± 20%, the third temperature 85 ? ± 20%.[LONG LASTING CURL] Achieve perfectly curled lashes with ease using this user-friendly eyelash curler. Its advanced technology ensures a long-lasting and smudge- curl that lasts for up to 24 hours. [3 TEMPERATURE CONTROL] Curler with 3 temperature settings allows you to tailor the curling experience to your lashes' needs, promoting convenience and optimal care. [RAPID HEATING IN 10 SECONDS] Quickly reaches the desired temperature to curl your lashes, deliveringresults even with various types of false eyelashes. [DOUBLE SIDED DESIGN] Unique comb design protects your eyelids as it curls, ensuring safe and effective curling without causing any discomfort. [ROOT TO TIP CURLING] Gently lift and curl each eyelash from the root to the tip, creating beautiful and long-lasting curled lashes that elevate your overall look.