... ,black eye,eye lines.2.Face:stimulate collagen regrowth,reduce facial wrinkles,remove fine lines,improve facial contour,double ... chin treatment.3.Neck:lifting neck skin,reduce wrinkles4.Body:Striae gravidarum removal,body building.Specifications: RF10MHzOutput ... confirm it could stimulate collagen regeneration,to get the wrinkle decrease,to tighten skin.The feedback show us the ...