... ,13W,15W,20WDiameter:T3(9mm)Base:E27,B22,E14Input voltage:110-130V,60HZ,220-240V,50HZColor teemprature:2700-6500kCRI: ... soft light.Starting warm-up and restarting instantly in low temperature and low voltage condition2)excellent 80% energy saving ,green light protect ... lighting efficiency,high lumens manitenance,high color rendering index,low lights recession. It is the ideal green lighting products ...