Working Principle of the 3-in-1 RF Microneedling & Ice Hammer Machine This all-in-one aesthetic device integrates EMRF monopolar radio frequency, M8 insulated fractional RF microneedling, and an Ice Hammer cryo-cooling handle for comprehensive facial and body treatments. EMRF transmits dermal thermal energy to contract elastic fibers and stimulate collagen-elastin regeneration, delivering skin lifting, tightening, and wrinkle reduction. The M8 insulated microneedles deliver