... temperature: 2700-6500K. Suitable for different occasions.8. Start time: instant, less than 0.5S.9. Operating Temperature: - ... a comprehensive industrial corporation, specializing in R&D, production and sales of induction lamps, especially ballasts, such as highbay light, ... light, tunnel light, street light, gas station light, garden and landscape light, etc. Direct factory price, outstanding quality, ...