1.CO12 can ecnimize electricity 80% 2.life span is8000hours 3.Work in 230V directly without additional ballast ... -240v ,2.energy conservation:A ,3.raw material:fluorescent4.service life:8000 h-10000 hours,save electricty rate:80% ,rated power ... lighting, such as house, hotel, hall, restaurant, art hall, museum, office, reading room, showcase, entertainment place etc. suit for house ESL flame lamp ...