. Power from 9 W to 18 W . Emergency Time: 2-3 Hours . Intelligent CPU control electricity . PF>0.95, 100-277VAC
Specifications: . Power: 9 W - 18 W . Lumen Flux: 75 Lm/W . Emergency Time:2-3 Hours . Voltage: 85-265VAC . Power Factor: >0.85 . LED Driver: Internal Driver . Single-end input or Double-end input for options. . Overcharge and Over-discharge protection . Light on automatically when power cut off . Warranty: 1 Years