... +RF) Part Theory E-light takes strong pulse IPL and bipolar radio frequency electromagnetic wave with ... IPL and Radio Frequency, warms up strong pulse, takes bipolar rf to strengthen acting on deep ... or 15*50mm2 Energy density: 1-50J/cm2 Pulse frequency: 1~4S, adjustablePulse number:1~6, ... adjustablePulse space:05~99ms, adjustableSub-pulse width:0.1~9.9ms, adjustableHandle cooling temperature ...