... spiral high light output excellent color rendering energy saving(80%) envionmental protection energy saving bulb half spiralmodelwattvoltcapLumen(lm)ColortempSize L(mm) ... 150 Features:1) Compact, small size.2) High luminous efficiency 60Lm / w, more than 80% energy saving, energy saving.3)High light output ... lamps,pendent lamps,supermarkets,restaurants,shops,hotels etc. energy saving bulb half spiral