1200w super high power, 10-100ms super short pulse duration, no limited for total shots The handle with 12 laser bars, each bar is 100W, imported from the US, not limit for the shots.  The handle uses the Sapphire crystal, with high density, high transmittance and high conductivity, which can emit light without impurities. Two modes to choose: Normal mode and fast mode. In normal mode, you can choose different gender, treatment body part; 6 different skin types  from white to black, suitable for different skin color. In fast mode,It can store five commonly used parameters, convenient and fast.