Seal and be done. Direct curing is achieved by irradiation with a high-quality special LED. In addition to the cartridge (LED not included), you can also buy a LED in maxi format for curing larger surfaces and a faster working process. Ask us about it. Suitable for a variety of surfaces: metal, enamel, concrete, glass, wood, and plastic (except ABS, PE, PMMA, PP, PTFE, and silicone).