Multiple wavelengths available for use on all skins.   Auto-identified 5 handles for your choice.  AR(420-520nm): improve acne, remove acne scar PR(550-650nm: Remove freckle, sunburn,age spots, acne scar and facial defects etc VR(500nm-600nm):Remove vascular and improve face redness SR(560-950nm):Pore remover, skin whitening,skin tightening ,anti-puffi-ness ,dark circles etc HR（650nm-950nm):Permanent and Painless Hair removal;Remove un-wanted hair on full body