Working Principle of the 3-in-1 EMRF M8 Ice Hammer Fractional RF Needling Machine This integrated aesthetic workstation combines three technologies: EMRF monopolar RF, M8 insulated fractional RF microneedling, and an Ice-Cooling Hammer. EMRF monopolar RF delivers dermal heat to instantly contract elastic fibers and stimulate collagen-elastin regeneration, providing lifting, tightening and wrinkle reduction for the face, neck and eye area. M8 insulated fractional RF microneedl