Scour off tattoo,freckle,lentigines,aged spot,nevus of Ota,nevus flammeus,acne ... pigments on eyebrow, eye line and lip line. Scour off tattoo, freckle, lentigines, aged spot, nevus of Ota, nevus flammeus, acne ... is more easy to be managed.4. Portable and antiknock design provides easy treatment.5. Selective heat absorption with no harm ...