Electrical /Optical characteristics 1)Input Voltage : AC100-240V; 2)Power Consumption: 3+/-0.5w; 3)LED type and quantity: 5630SMD,9pcs; 4)Emitting colour: Pure white Warm white 5)Luminous :260+/-20 lm(pure white) 240+/-20 lm(warm white) 6)Wave length/CCT: 5500--6000K(Pure white) 2800--3300K(Warm White) 7)Beam angle: 120 degree 8)Color rendering index: 75(pure white) 80(warm white) 9)Power Factor : ≥0.7 10)Luminous intensity(lm): 57lux(Pure white) 51 lux(warm white) 11)Lifetime: 50000h