... for reflection of light, the exchange between light and electricity is more excellent.Power Supply 1.Environment Friendly, ... stable.9. English and Chinese could be exchanged freely.Applications1.Wrinkle removal, Skin Lifting,2. Pigmentation Therapy, Skin Rejuvenation,3. ... for reflection of light, the exchange between light and electricity is more excellent.Operation ConditionTemperature: 5~30ºC ...