... 1.Treatment Principle Applying the technology of IPL and Bi-polar Radio Frequency, the system acts on the entire corium layer ... effect of tightening and whitening, on the other hand, bio-polar RF release about 5 MHZ radio wave, high frequency vibration makes ... detecting system, avoid device damage caused by improper handling. 4). 8" TFT True Color Screen, functionalized designing menu, visual and easy ...