HQI-E PRO COATED E40 250W/D lamp. Product benefits: Long lifespan, E40 screw cap for easy handling of the lamp, UV values are significantly lower than the maximum thresholds allowed by IEC 61167, thanks to the UV filter. Application areas: Factories and workshops, Exhibition halls and trade fairs, Sports halls, multi-purpose halls, Suitable only for enclosed luminaires, Outdoor applications only in suitable luminaires. Product features: POWERSTAR quartz technology, Light colours: neutral white (NDL), natural light (D).