Nail Dryers descriptions： We use high-quality raw materials, all materials are very suitable for the product, please rest assured to buy. 30w High Power Led Uv Shadowless Glue Curing Lamp. 30W High Power Led UV Shadowless Glue  curing Lamp 365nm 395nm 405nm   Features Cold Light Source, No Heat Radiation, the Surface Temperature of the Illuminated Object is Low, and It Solves the Traditional Thermal Injury Problem. Particularly Suitable for LCD Edge Banding, Film Printing, Etc .; [Usage] The LED Ultraviolet Lamp Should Be As Close As Possible to the Surface of the Cured Object. The Closer the Distance, the Better. It is Best to Keep It Within 0.5-1 Cm. Too Long Irradiation Distance Will Seriously Affect the Curing Effect; [Scope of Use] UV Curing (shadow-free Adhesive Ink Resin Film), Photochemical Catalysis, Medical Physiotherapy, Aging Test, UV Printing, Plastic Printing, Diazo Copier, Mobile Phone LCD Screen, Etc. [Reminder] To Achieve the Best Curing Effect, Two Points Must Be Paid Attention To: First, the Wavelength of the Light Curing Agent Contained in the UV Glue Must Be the Same As the Wavelength Emitted by the UV Lamp; Second, the Ultraviolet Energy Emitted by the UV Lamp Must Meet the Energy Required for Curing the UV Glue, and the Ultraviolet Energy is Proportional to the Power of the Lamp. (It is Best to Consult the Glue Supplier Before Buying, and the UV Glue Needs to Be Cured). . Products number : SOMONO127007