From POWERPAC
-Energy saving up to 80% on power use -Low operating temperature -Tri band technology for high grade output -Long life of up to 5 years at 4hrs usage per day -Wide voltage ranging from 180V to 250V -Protects your eyesight and most suitable for indoor use -No noise and no flicker -Not suitable for dimmer -18Watts, 1000 LM, E27 -Dimensions10.5x16x2.8cm