Green Lion Menstrual Heating Massager -Close-fitting & Comfortable -intelligent Noise Reduction -Fast Heating in 3 Seconds -Intelligent Digital Display -2 hours Working time -3 Gear Temperature -1800mAh Battery -5V Rated voltage -3 Gear Vibration -3v Power Green Lion Menstrual Heating Massager -Close-fitting & Comfortable -intelligent Noise Reduction -Fast Heating in 3 Seconds -Intelligent Digital Display -2 hours Working time -3 Gear Temperature -1800mAh Battery -5V Rated voltage -3 Gear Vibration -3v Power