Radio Frequency Skin Tightening Wrinkle Removal Machine RF Beauty Machine Monopolar RF Facial MachineDESCRIPTION Radio Frequency Skin Tightening Wrinkle Removal Machine RF Beauty Machine Monopolar RF Facial Machine DHL How does Monopolar RF work ? Monopolar RF takes that epidermis balances normal temperature, RF electric wave produces heat into deep skin as nuclear technique, based on assurement of skin comfortable, harmless, it uses RF electric wave to produce heat exchange, precisely attains skin deep, stimulates inner ion of body, colloid granule