Nail lights, also known as nail phototherapy. It is dedicated to the drying of glue in the nail process, and is mostly used for nail salon. In the process of some nails, a layer of nail phototherapy will be rubbed on the nails, similar to nail polish, but it is not easy to fall off than nail polish. It can generally maintain it for more than a month. The price is more expensive than nail oil. Because nail light must be used for nail light, nail light therapy lamps. Two types of nail lights are ultraviolet lamps, one is LED light, the main peak wavelength of ultraviolet rays = 370nm. Harm, but it is recommended not to look directly at the lamp tube for a long time), but it can have a good drying and sterilization and disinfection effect. Generally, there are four lamps in a nail lamp, 9W one, please change the lamp tube regularly every 6 months. Pay attention to pay attention to. Do not look directly at the UV lamp tube. According to the gel production manual or UV light, use it. Do not shorten or timeout, which can maintain the best effect.