... Dector 2.High Pressure Air Compressor 3.Hair regrowth, Acne treatment, speckle removal Application:1. Scar removal, all kinds of scars ... as scar left by laser, burn and surgery etc2. Acne treatment, blain acne, scabby acne, allergic acne, papilla acne, improving ... light composed of red light and blue light could be used for improving the microcirculation, stimulating the proliferation of collagen, ...