... high-temperature, avoiding short circuit, to ensure LED light long lifespan. Light-sky LED Downlight product Characteristics: 1. Material: Finned ... EMC testing of safety test. 6. Aveage life span: 50,000Hrs No UV or IR radiation 3*1W LED DownlightTechnical Parameters ... voltage power supply. Applications No UV or IR radiation 3*1W LED Downlight:Hotel, drinkery, artwork performancemeeting room, cabinet, ...