... (2,800-4,500K) 75 (5,000-6,000K)Overall Lamp Power Efficient: >85%Power Factor: >0.98 Total Harmonic Distortion ... (THD): <20%Safety & EMC standards that the lamp is tested & adheres to: UL/FCC Fan life expectancy & audible noise level: 50 ... , 3.1w, 4000RPM, 37.5dBAWeight: <1.15kg, Fit for UL standard. Warranty: 3 Years Certificate: UL/cUL ( E351892 ) UL cUL approved 60w led par38 lamp