Through a disposable 24K gold launch rod, the light energy is sent to the vulva or deep into the inner vagina, which helps the vagina tighten while stimulating the mucosa to produce more collagen, making the vagina fuller and firmer, and at the same time making the vulva visually Natural abundance. And through treatment, the vagina can be moisturized and dryness can be easily solved. It is effective in treating postpartum leakage of urine/sexlessness/vaginal dryness and other problems