... induction lamp for CE,UL,FCC,CQC,ROSH lifespan: 100,000 hours lumen : 80 lm/w wattage 40W ~ 300W power factor 0.99 For ... , big marketplace and so on project lighting, especially for factory, school, exhibition shop, station, port, airport, tunnel, made the real energy- ... saving.Also, for some small watt with DC voltage item, ...