. Power from 9 W to 18 W . Highest lumen up to 160 Lm/W . CRI>80 />90 />95 . PF>0.95, 100-277VAC
Specifications: . Power: 9 W - 18 W . Efficacy: 120 Lm/W, 140 Lm/W, 160Lm/W . Voltage: 100-277VAC . Power Factor: >0.95 . CRI: >80 />90 />95 . Material: 30% Aluminum + 70% PC Cover . LED Driver: Internal Driver, Flicking or Flicker-free for options. . Input: One-side input /Two-side input. . Various kinds of voltage fluctuation and lightning strike can be guaranteed for 2 years at least.