Description: 1.Storage temperature:-20℃~70℃ 2.Operating temperature:0℃~+40℃ 3.Charging method:TYPE-C 4.Working voltage: 3.7V 5.Charging voltage:5V 6.Rated power:5W 7.Battery capacity:1000mAh 8.Duration:60 minutes 9.Charging time:180min Features : 1.Facial Radio frequency instrument 2.Deeply clean,...