Item Type: Beauty Trends Material: ABS Size: 15.1 x 4.1 x 3.5 cm Powered by: CR2032 Battery (Included) Voltage: 3V Main Characteristics: Rejuvenate Your Skin, Reduce Wrinkles, Improve The Blood Flow Features: Beauty Trend, Beauty Tool, Facial Massager, Ultrasonic Massager, Anti-Aging Massager