Polished Chrome 5W 4000K 515 lm 25,000 hrs IP65 (front) / IP20 (rear)Compact and convenient design with high quality loop in, loop out terminal block.Fire Rated – individually tested within 30, 60 and 90 minute ceiling constructionsDimmable – a compatible LED dimmer is recommended for optimum dimming performanceFoam bezel seals against air permeabilityCompact and convenient design40° beam anglePush terminalsLoop-in Loop-out wiring facilityTechnical SpecificationLuminaire lumens (with diffuser): 515 lmLumens from chip (no diffuser): 600 lmUseful lumens: 420 lmRated Wattage: 5WRated luminous flux: 420 lmNominal life time of the lamp: 25,000 hrsColour temperature: 4000KNumber of switching cycles before premature lamp failure: 12,500Warm-up time up to 60 % of the full light output: Instant full lightIs this product dimmer compatible?: YesNominal beam angle: 40°Rated power wattage: 5WRated lamp lifetime: 25,000 hrsLamp power factor: 0.8Lumen maintenance factor at end of nominal life: 70%Starting time: