DALI Dimmable COB 20w led track 1 2 3 phase light rail track,1 2 3 4 wires track light daliProduct Description LED TRACK LIGHTModelGD18C10AGD18C20AGD18C30AGD18C40ANormal VoltageAC 220-240V AC 100-277VPower10W20W30W40WLumens(lm/w)110lm/w110lm/w110lm/w110lm/wDimension(D*H)D55H230mmD74H245mmD90H282mmD100H280mmLED chipCitizen COB /CREE COBCRI≥90Ra or ≥80RaCCT2700K 3000K 4000K 5000K 6000KBeam Angle15°24°36°45°60°DimmableNon-Dimmable /Triac Dimmable / 1-10V Dimmable / DALI DimmableHousingAluminum+reflectorFinishwhite black Grey finish for optionLifespan50000hoursCertificateCE ROHS SAA TUVWarranty3-5 years