... study. 5 Non- exhaustion, low cost investment and quick high returns.. FEATURES: 1. Free operation, . non-anaesthetic. 2. No ruggedness ... side effects, good effects, no rebounding phenomenon. 5. Woundless, will not influence the nomal working and living. WORK THEORY: The equipment ... to shoot 40,000Hz ultrasonic, after entering the body, will make the fatty cells produce mighty cracking effect and ...