... As physical differences in personal,individual customers may be temporary discomfort,small blisters,pigmentations,flare,in this case,we ... filters and probe clean,do not let the cooling gel enter into probe. We suggest you slightly clean ... onWorkWhen Press button on handpiece,will do shots640nm,690nm--Hair Removal530nm--Pigmentation Therapy,Spots Removal560nm--Skin Rejuvenation580nm--Vascular ...