... 50000h PF>0.6 Products characteristic: 1. Use high brightness , long life SMD LED, no light harm. 2. PFC>86% CRI> ... in constant current device, input voltage: 220V. Low weight, safe, long life, high load efficiency, and working stability. 4. Low consumption, saving ... source, less calorific value, not hot effect reaction (do not produce CO2) and infrared secondary pollution. 7. Beautiful and generous ...