ems build muscle+25% with the new high-frequency contraction design it penetrates into the muscle tissue and directly triggers motor neurons which can cause the muscles to produce higher-frequency contractions within 30 minutes. together with rf, it releases heat improves blood circulation in the body,and stimulates muscle growth. rf reducing fat-30% rf technology can release rf at the same time as the high-frequency contraction signal which heats the fat layer to 45 degrees directly destroys the fat cell tissue,and makes it die natural ly. the destroyed fat cells will be excreted through the body, reducing the thickness of the fat layer and shaping the line..syi