... color rendering index Ra> 75. after 30000 hours ,light decay <10%,Light source is arranged array, if some LED is damaged ... by high thermal conductivity silicone pad , to guide the light source internal chip heat to dentate cooling aluminum , and ... 3% , power efficiency> 80%, power factor >90%.Installation of light pole aperture diameterΦ65mmpackage,weightNeutral carton packaging, packaging size:850*320 ...