... 5. Power: 18W-300W 6. power factor>0.99 7. operating temp:-35°C to +50°C(We use wide magnet,high ... ,high lighting effiency and stable luminous flux 3.Whole color temp. rendering from 2100K-6500K,color rending index:CRI>80Ra,luminous ... test fulfill CE,CCC 7.Instant start up at low temp. is -35°C to +50°C 8.Excellent protection:ballast ...