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Energy saving light JM-CFL-ballbulbwe build energy saving lamps just according to your need,you can decide the material and sizes of lighting.energy saving lightRated Values:100-130V 60Hz; 220-240V 50/60HzColour Temperature:2700K;6400KCap type:E27 B22Ra:≥80(2700K);≥76(6400K)The model Dew integral fluorescent lamp with electronic ballast and a single-ended double-U shaped two-row trichromatic fluorescent lamp with a type E14, E27 or B22 standard lamp cap.The whole unit is compact and simple in construction and highly effective in light emitting,with soft light, excellent chromatism and low heat emission.Moreover, it can be instantly started even at a comparatively low temperature or voltage. In comparion with ordinary incandescent lamps it can reduce power consumption by 80% and be readily used as a substitute for incandescent lamps.