GENELUX is a portable Q Switched Nd: YAG laser with SPT Mode and HPT Mode used for dermis and epidermis pigment. SPT MODE emits peak energy in a very short time, is focusing and destroys pigment lesions in both epidermis and dermis without thermal damage to the epidermis and surrounding skin； HPT MODE, also known as a free-running mode or quasi-long pulse mode, the pulse time is long than SPT mode, skin temperature goes up slowly by the surrounding thermal energy, naturally promotes collagen resynthesis, increasing skin elasticity, improving skin texture, improving fine wrinkles, and reducing pores.