A-tone Laser is a new laser device that compensates for the weaknesses of the existing IPL. It is a laser treatment which treats pigmented lesions, by selectively irradiating a specific wavelength of light deep into the skin. It can penetrate energy within a short time. It is effective in treating pigmented lesions, incuding spots, freckles and pigmentation. It is a device that compensates for skin surface damage and pain. In addition, it is a laser treatment method that destroys melanin in the dermis and stimulates cells that produce collagen so it has the pore treatment and lifting effects.