... firming effect monopolar radio frequency skin lift Portable RF Slimming Equipment TB-RF02Theory of Monopolar RF Machine:Monopolar RF takes that epidermis ... based on assurement of skin comfortable, harmless, it uses RF electric wave to produce heat exchange, precisely attains skin ... wrinkle, recover skin elasticity and luster.Treatment Scope of RF:Face: thin line, forehead wrinkle, cheek line, wrinkle ...