Ideal retro-fit of existing T8 & T5 fixturesSuitable for general use in industrial or commercial applicationsTri-colour easy switch technology from cool white (5000K) or neutral white (4000K) or warm white (3000K)Available in standard or high outputs in 1200mm, 1500mm and 1800mm modelsAlso available with PIRCRI: Ra>80Up to 130 lumens per Watt efficacy50,000 hours lifetime (L70/B50)