Full Body Panel PDT Reddit devices use Red Light Energy. Research has proven it to be safe for every user and age group. These units work by releasing frequencies of light that assist in lifting collagen production, bringing down inflammation, and promoting skin repair. As such, Shenzhen Shanglaite Electronic Technology Co., Ltd. Emphasizes on safety as well as product effectiveness, and these devices seem to be of high quality and perform as expected. Ongoing research and the development allows us to stay ahead of the technology curve and guarantees the, products we manufacture are technologically superior.