... treatment,varicose vein*640nm-1200nm for black and rough hair removal (body,underarm,arm,leg,bikini line,face,etc ... )*690nm-1200nm for blond hair ,slight and soft hair removalFiltersHandpieceEffect pictures hair removal acne treatment wrinkle removal pigment ... grade ABS materials,easy to transport,durable and shockproof3.Professional cooling systemA.for the machine itself,the cooling system ...