. Power from 9W to 18W . Highest lumen 140Lm/W . CRI>80 . PF>0.95, 100-277VAC
Specifications: . Power: 9 W - 18 W . Efficacy: 140Lm/W, 120Lm/W . Voltage: 100-277VAC . Power Factor: >0.95 . CRI: >80 . Material: Nano . LED Driver: Internal Driver, Flicking. . Various kinds of voltage fluctuation and lightning strike can be guaranteed for 2 years at least