Excellent Like New Condition!!! Moving and cannot take with. 4 in 1 Mini Ultrasonic 30K Cavitation Radio Frequency RF with EMS & EL (Electric Muscle Stimulation and Electroporation) S-Shape Machine. 4 in 1 Mini Ultrasonic 30K Cavitation Radio Frequency RF with EMS & EL Machine (Electric Muscle Stimulation and Electroporation). This is a 4-in-1 Ultrasonic Cavitation with Radio Frequency RF machine. Ultrasonic Cavitation machines work by sending ultrasonic waves deep into the skin to break apart fat cells. The lymphatic system then absorbs those stingy fat cells and converts them into waste. This machine maybe used for. Reduction of inches and local fat. Body sculpting and shaping. Cellulite Reduction and Firm sagging skin. Face – neck lifting / contouring. Muscle stimulation and toning.