... in a completed class of professional SPA course. T.Rain Forest works in two modes: gentle spray and ... at your will, enabling you to enjoy tropic rain forest massage.Four kinds of special color light sources ... , fatigueYellowCleaning, wrinkle weakening, and sleep improvingDyspepsiaGreenEnergy, sense of safety, and recoveryHypertension, fatigueBlueCalmness, comfort, and beautyInsomnia, muscle strain