Please use it as you like! In addition to the uses below, it can also be used for creating indoor moods, black light irradiation in aquariums, glow-in-the-dark cloth, and other purposes that require light accumulation. The 【 KS System UV Light 】 is a UV lamp mainly used for curing craft resin (UV resin). The UV light is compatible with a wide range of gels and resins, and is mainly suitable for curing UV resin and gel nails. Wavelength: UV light: 350～400nm (ultraviolet) Images 9 and 10 are examples of irradiation on glow-in-the-dark cloth. ◆ Please purchase at the listed price, which includes shipping. We do not sell individual items. ◆ We will delete or, in some cases, block standard, casual, or unreasonable discount comments. ◆ We hope this item will be used as a reused item for someone who needs it. Please refrain from purchasing if you are looking for the quality of a new item or store-bought item, including packaging. ◆ Please be sure to check the shape, condition, and matching, as the description and photos contain all the information. This is a used item, so it is not perfect. Returns are not accepted. Please ask any questions in the comments.