Ultrasonic beauty instrument is a beauty instrument that combines the functions of deep cleansing, nutrient introduction, heat protection, light therapy rejuvenation and blue light purification. This product has a series of beauty technologies such as ultrasound, heat, vibration and red and blue light, it is a complete facial beauty instrument. Battery capacity: 1000 mAh. Power: 2.5W Nominal input: 5V1Z. Voltage: 3.7 Charging time: 3.5/4 hours.ABS