18W 4000K 1210 lm 10,000 hrs A Rated GX24Q-2 4 PinTriple Turn T/E CFL LampGlass constructionNon dimmableTechnical SpecificationNominal Wattage: 18WRated Wattage: 18WAverage lifetime hours: 10,000 hrsNominal useful luminous flux: 1210 lmRated luminous flux: 1206 lmLuminous efficacy (Lm/W) in 50Hz operation: 67Rated lamp Lumen maintenance: 2000hrs: 87%, 4000 hrs: 80%, 8000 hrs: 77%Rated survival factors: 2000hrs: 100%, 4000 hrs: 95%, 8000 hrs: 55%Lamp dimensions (L/ø): 115mm x 45mmCap type: GX24Q-2 4 PinLamp Mercury content to an accuracy of 0.1mg: ≤2.5mgColour rendering index Ra: ≥80Colour temperature: 4000KAmbient temperature required to achieve maximum luminous flux: 25°CIs this product dimmer compatible?: NoLumens per watt: Up to 67 lm / WWeight (kg): 0.077TSI Code: 399441383Technical Specification:Colour Temperature: 4000K Wattage: 18W Lumens: 1210 lmWeight: 0.077Kg