SPECIFICATIONSBrand Name: NoEnName_NullPower Source: USB ChargerOrigin: Mainland ChinaCommodity Quality Certification: CCCCertification: CCCFunction: Skin RejuvenationFunction: Skin MouistureFunction: Skin TighteningFunction: WhiteningNumber of Pieces: One UnitSpray Type: Cold SprayWorking Principle: coldultra silent: quiet operation. Sleep wont disturb yoularge capacity: anti drying, penetration and moisturizingautomatic power-off protection: prevent drying to prevent damage to the machinegood sealing: soft and fine mist, soft and refreshing